WO2005036254A1 - レンズ交換式カメラシステム、及び中間アクセサリ - Google Patents
レンズ交換式カメラシステム、及び中間アクセサリ Download PDFInfo
- Publication number
- WO2005036254A1 WO2005036254A1 PCT/JP2004/013505 JP2004013505W WO2005036254A1 WO 2005036254 A1 WO2005036254 A1 WO 2005036254A1 JP 2004013505 W JP2004013505 W JP 2004013505W WO 2005036254 A1 WO2005036254 A1 WO 2005036254A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cpu
- terminal
- lens
- reset
- interchangeable lens
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
- G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/56—Accessories
Definitions
- the present invention relates to an interchangeable lens camera system and an intermediate accessory, more specifically, a camera body.
- the present invention also relates to a lens interchangeable camera system including an intermediate accessory and an interchangeable lens that can be attached to and detached from the camera body, and an intermediate accessory.
- an interchangeable lens camera is a combination of a camera body and any one of a plurality of interchangeable lenses, unlike a so-called compact camera in which an imaging lens is fixed to a camera body and configured as a single unit. It is necessary to give due consideration to the matching between the camera body and the replacement lens.
- a plurality of contact terminals are provided on a camera body and a mount portion of an interchangeable lens, and when the mounting of the lens is completed, they are electrically connected to each other to supply power.
- a camera system to turn on is disclosed. According to such a structure, power can be easily supplied from the camera body to the interchangeable lens simply by attaching the interchangeable lens to the camera body.
- a switch is provided that switches the state when the interchangeable lens to be mounted on the camera body is completed, and a change in the state of the switch and a specific operation state of the camera body are provided.
- a camera system in which power supply to an interchangeable lens is started in accordance with an AND condition (for example, a power switch on or a pressing operation of a release button). According to such a structure, power can be selectively supplied from the camera body to the interchangeable lens.
- an AND condition for example, a power switch on or a pressing operation of a release button
- an intermediate accessory such as a rear converter for changing the focal length between the camera body and the interchangeable lens may be attached between the camera body and the interchangeable lens.
- an intermediate accessory such as a rear converter for changing the focal length between the camera body and the interchangeable lens
- the present invention has been made in view of the above circumstances, and an object of the present invention is to provide an interchangeable lens camera in which, when an intermediate accessory and an interchangeable lens are mounted on a camera body, the intermediate accessory and the interchangeable lens are inappropriate. It is an object of the present invention to provide an interchangeable lens type camera system and an intermediate accessory which prevent an undesired operation.
- An interchangeable lens camera system is a lens interchangeable camera system capable of mounting an intermediate accessory between a camera body and a taking lens barrel.
- FIG. 1 A camera body and a camera in a camera system according to an embodiment of the present invention.
- FIG. 4 is a perspective view showing a rear converter detachable from the main body and an interchangeable lens detachable from the rear converter.
- FIG. 2 is a block diagram showing a configuration of an electric circuit in the camera body in FIG. 1.
- FIG. 3 is a block diagram showing a configuration of an electric circuit of the interchangeable lens in FIG. 1.
- FIG. 4 is a block diagram showing a configuration of an electric circuit of the rear converter in FIG. 1.
- FIG. 5 shows the configuration of the electric circuit of the interchangeable lens camera system, showing the state immediately before the interlocking pin is inserted into the engagement hole after mounting the rear converter in Fig. 4 on the camera body in Fig. 2.
- Block Diagram
- FIG. 7 is a block diagram showing a configuration of an electric circuit of the camera system showing a state after an interchangeable lens is attached to a rear converter attached to the camera body in FIG. 2.
- FIG. 8 is a flowchart showing a BCPU attachment confirmation operation when attaching a rear converter or an interchangeable lens to the camera body in FIG. 2;
- FIG. 9 is a flowchart showing an initial response operation of the ACPU when the rear converter in FIG. 4 is attached to the camera body.
- FIG. 10 A flowchart detailing an operation of confirming whether or not the BCPU has an interchangeable lens when the rear converter or the interchangeable lens in FIG. 4 is attached to the camera body.
- FIG. 3 A flowchart showing the initial response operation of the LCPU when the interchangeable lens in FIG. 3 is attached to the rear converter.
- FIG. 12 is a flowchart showing the operation of confirming whether or not the B CPU has attached an interchangeable lens when the rear converter equipped with the interchangeable lens in FIG. 3 is attached to the camera body.
- FIG. 13 A timing chart showing the operation of the BCPU of the camera body before and after mounting the rear converter in FIG.
- FIG. 14 A timing chart showing the operation of the ACPU of the rear converter before and after mounting the interchangeable lens in FIG.
- FIG. 1 is a perspective view showing a camera body, a rear converter detachable from the camera body, and a replacement lens detachable from the rear converter in a camera system according to an embodiment of the present invention.
- the front of the lens optical axis O is defined as the subject side
- the rear is defined as the image plane.
- a so-called bayonet mount is used as a mount for mounting the rear converter and the interchangeable lens in the present invention.
- the interchangeable lens camera system 100 includes a camera body 1, a rear converter 200 as an intermediate accessory detachable from the camera body 1, and a detachable attachment to the camera body 1 and the rear converter 200.
- the main part is constituted by the interchangeable lens 10 which is a simple taking lens barrel.
- a mount mounting part 7 for mounting the rear converter 200 or the interchangeable lens 10 is formed to protrude forward, and the front surface 7a of the mount mounting part 7 has a lens optical axis.
- An annular camera-side mount portion 2 having a mount surface 2a having a horizontal surface force perpendicular to O is fixed by three screws 3.
- the right side (in FIG. 1) of the mounting surface 2a of the camera-side mounting portion 2 (hereinafter referred to as the camera-side mounting surface) is provided with the engagement hole 212 of the rear converter 200 or the engagement of the interchangeable lens 10.
- the interlocking pin 4 that fits into the mating hole 12 is disposed so as to protrude forward by being urged by a pressing panel 4a (see FIG. 2) embedded in the mounting portion 2.
- three bayonet claws 213 of the rear converter 200 or three bayonet claws 13 of the interchangeable lens 10 are slidably fitted at equally spaced positions on the inner peripheral edge of the camera-side mount 2.
- a bayonet claw engaging portion 5 is provided.
- a plurality of camera-side terminal groups 214 formed on the rear converter 200 or the interchangeable lens 10 are provided.
- a plurality of camera-side terminal groups 6 having a hemispherical contact surface protruding forward and in contact with (connecting to) the formed plurality of lens-side terminal groups 14 are provided.
- a mounting release button 8 for the rear converter 200 or the interchangeable lens 10 is provided on the right side of the mount mounting section 7.
- the release button 8 pushes the interlocking pin 4 protruding forward in the engaging hole 212 of the rear converter 200 or the engaging hole 12 of the interchangeable lens 10 to the rear converter or the interchangeable lens.
- This is for separating from the engaging hole 212 of the rear converter 200 or the engaging hole 12 of the interchangeable lens 10.
- the rear converter 200 has a plurality of lens groups 210 therein, and has an annular rear converter-side mount portion 211 formed on the rear end surface.
- the rear converter-side mounting part 211 has a bayonet surface 21 la that also has a surface force perpendicular to the optical axis O, and an outer peripheral edge of the bayonet surface 21 la is flush with the bayonet surface 21 la.
- the formed three outwardly projecting bayonet claws 213 are formed.
- the rear converter side mounting portion 211 has the above-mentioned engagement hole 212 into which the interlocking pin 4 is fitted when the rear converter 200 is mounted on the camera body 1, and the interlocking pin 212 protrudes from the camera side mounting surface 2 a.
- the rear converter-side bayonet surface 21 la is provided with a plurality of camera-side terminals that make sliding contact (connection) with the camera-side terminal groups 6 on the rear converter-side bayonet surface 21 la.
- Group 214 is provided. Note that the plurality of camera-side terminal groups 214 are formed so as to be flush with the rear converter-side non-net surface 21 la!
- the three bayonet claws 213 of the rear converter 200 are respectively connected to the three bayonet claw engagement portions 5 of the camera body 1.
- the interlocking pin 4 is pressed by the rear converter-side mount portion 211 and retreats (see FIG. 5).
- the rear converter 200 is rotated around the lens optical axis O in one direction until it stops. Then, the lens is fixed and mounted at a position where the three nonnet claw portions 213 are engaged in the three nonnet claw engagement portions 5. During this time, the interlocking pin 4 is retracted while being pressed by the rear converter-side mount portion 211, and then is fitted into the engagement hole 212 at the rear converter mounting position (see FIG. 7). In a state in which the state force immediately before the interlocking pin 4 is inserted into the engagement hole 212, the plurality of camera-side terminal groups 6 disposed on the camera body 1 are connected to the plurality of camera-side terminals disposed on the rear converter 200. Contact the side terminal group 214 correctly. Thus, rear converter 200 is mounted on camera body 1.
- the front end face of the rear converter 200 has an annular rear converter side mounting portion 202a having a mounting surface 202a having a horizontal surface force perpendicular to the lens optical axis O for mounting the interchangeable lens 10. Fixed by three screws 203!
- the rear converter side mounting surface 202a On the right side (in FIG. 1) of the mounting surface of the rear converter side mounting portion 202 (hereinafter, referred to as the rear converter side mounting surface) 202a (see FIG. 1), an interlocking fitting that fits into the engaging hole 12 of the interchangeable lens 10 is provided.
- the pin 204 is urged by a pressing panel 204a (see FIG. 4) embedded in the mounting portion 202 and is arranged to protrude forward.
- three bayonet claw engagement portions 205 into which the three bayonet claw portions 13 of the interchangeable lens 10 are slidably fitted are formed at equal intervals on the inner peripheral edge of the rear converter side mount portion 202. . Further, in a region surrounded by the rear converter-side mount portion 202, a plurality of hemispherically projecting forwardly projecting contact surfaces that contact (connect) a plurality of lens-side terminal groups 14 formed on the interchangeable lens 10. A lens-side terminal group 206 is provided.
- a mounting release button 208 for the interchangeable lens 10 is provided at a front portion on the right side of the rear converter 200.
- the release button 208 is used to separate the interlocking pin 204 projecting forward in the engagement hole 12 of the interchangeable lens 10 from the engagement hole 12 of the interchangeable lens 10 when the lens is detached. is there.
- the interchangeable lens 10 has a plurality of lens groups 10a inside, and an annular lens-side mount portion 11 is formed on the rear end surface.
- the lens side mount portion 11 has a bayonet surface 11a formed of a surface perpendicular to the lens optical axis O, and an outer peripheral edge of the bayonet surface 11a is formed on the same plane as the bayonet surface 11a.
- the above-mentioned bayonet claw portions 13 projecting from are formed.
- the engagement hole 12 into which the interlocking pin 204 is inserted is formed deeper than the protrusion of the interlocking pin 204 protruding from the rear converter side mounting surface 202a, and furthermore, the lens side bayonet surface 1 la.
- the plurality of lens-side terminal groups 14 that are in sliding contact (connection) with the plurality of lens-side terminal groups 206 are provided. Note that the plurality of lens-side terminal groups 14 are formed so as to be flush with the lens-side nonnet surface 1 la.
- the interchangeable lens 10 In order to mount the interchangeable lens 10 on the rear converter 200 configured as described above, first, the three bayonet claws 13 of the interchangeable lens 10 are respectively connected to the three bayonet claw engagement portions of the rear converter 200. Fit between 205. At this time, the interlocking pin 204 is pressed by the lens-side mount portion 11 and retreats (see FIG. 6).
- the interchangeable lens 10 is rotated around the optical axis O until it stops in one direction. Then, the lens is fixed and mounted at a position where the three bayonet claw portions 13 are engaged in the three bayonet claw engagement portions 205. During this time, the interlocking pin 204 is retracted while being pressed by the lens-side mount portion 11, and then is fitted into the engagement hole 12 at the lens mounting position (see FIG. 7).
- the plurality of lens-side terminal groups 206 provided on the rear converter 200 are connected to the plurality of lens terminals 206 provided on the interchangeable lens 10. Contact the lens side terminal group 14 correctly. Thus, replacement lens 10 is mounted on rear converter 200.
- the user rotates the interchangeable lens 10 in the opposite direction to that when the interchangeable lens 10 is attached while pressing the release button 208.
- the three bayonet claw portions 13 slide inside the three bayonet claw engagement portions 205 in a direction opposite to the direction in which the three bayonet claw engagement portions 205 are attached, and are separated from the three bayonet claw engagement portions 205.
- the attachment with the rear converter 200 is released. In this way, the interchangeable lens 10 is removed from the rear converter 200.
- FIG. 2 is a block diagram showing a configuration of an electric circuit in the camera body 1 of FIG.
- the electric circuit of the camera body 1 includes a camera CPU (hereinafter referred to as a BCPU) 21, which is a first CPU for controlling the operation of the entire camera body 1, a camera ROM 22, State of the interlocking pin 4 which is composed of an electric circuit 20 having a conversion circuit 24, a power supply circuit 23a composed of a power supply battery 23a or an AC adapter (not shown), and a push switch, and which is energized by the pressing panel 4a.
- the main part thereof is constituted by a detection switch 25 for detecting an image and the camera-side terminal group 6 composed of a plurality of terminals.
- the camera ROM 22 may be in the BC PU 21.
- the BCPU 21 includes a power supply terminal Vccl, a voltage stabilization circuit control terminal VCONT, a lens detection terminal LSDTCT, an accessory and a lens reset terminal LSRST, a lens CPU activation response terminal LSL2B1, a lens communication request terminal LSB2L1, and a communication data terminal LSDIOl. It has a communication clock terminal LSCLK1, an accessory communication request terminal LSB2A1, a lock pin switch (SW) terminal LPSW, and a GND terminal.
- the BCPU 21 includes a timer (not shown) used to release a reset signal output from the accessory and lens reset terminal LSRST to the rear converter CPU 221 (see FIG. 4) of the rear converter 200, which will be described later. Have.
- the camera-side terminal group 6 includes a first power supply terminal 26 for supplying power to the rear converter 200 and the interchangeable lens 10, a first ground terminal 27, and the mounting of the rear converter 200 or the interchangeable lens 10.
- a camera-side signal terminal comprising a first signal terminal 28a to be detected and a second signal terminal 28b for outputting a reset signal to an ACPU 221 (see FIG. 4) of the rear converter 200 or a lens CPU 41 of the interchangeable lens 10 described later.
- the BCPU 21 and the ACPU 221 and the lens CPU 41 or the lens It comprises a camera-side communication terminal 29 for mutually communicating with the CPU 41.
- a camera ROM 22, a BCPU 21, and a voltage stabilization circuit 24 are connected between the camera-side power supply line and the camera-side ground line of the power supply circuit 23, respectively, and the fixed terminal of the detection switch 25 is also connected to the camera. Connected to the side ground line.
- the power supply terminal Vccl is connected to the camera-side power supply line
- the terminal VC ONT is connected to the input terminal of the voltage stabilization circuit 24
- the terminal LSDTCT is connected to the first signal terminal 28a.
- the accessory and the lens reset terminal LSRST are connected to a second signal terminal 28b
- the LSL2B1 terminal is connected to a first communication terminal 29a
- the LSB The 2L1 terminal is connected to the second communication terminal 29b
- the LSDIOl terminal is connected to the third communication terminal 29c
- the LSCLKl terminal is connected to the fourth communication terminal 29d
- the accessory communication request terminal LSB2A1 terminal Is connected to the fifth communication terminal 29e
- the LPSW terminal is connected to the detection switch 25, and the GND terminal is connected to the camera-side ground line.
- a third power terminal 226 of the rear converter 200 described later is connected to the first power terminal 26 when the rear converter 200 is mounted on the camera body 1.
- the third ground terminal 227 of the rear converter 200 described later is connected to the ground terminal 27, the camera signal terminal 228 of the rear converter 200 described later is connected to the camera-side signal terminal 28, and the rear converter 200 described later is connected to the camera-side communication terminal 29.
- the camera-side communication terminals 229 come into contact with each other as shown in FIGS. 5, 6, and 7, which will be described later.
- the camera-side terminal group 6 is connected to the first power supply terminal 26 by a second power supply terminal 46 of the interchangeable lens 10, which will be described later.
- the second ground terminal 47 of the interchangeable lens 10 described later is connected to the ground terminal 27
- the lens signal terminal 48 of the interchangeable lens 10 described later is connected to the camera-side signal terminal 28, and the interchangeable lens 10 is connected to the camera-side communication terminal 29.
- the lens side communication terminals 49 contact each other.
- the camera ROM 22 is connected to the BCPU 21, and the output terminal of the voltage stabilizing circuit 24 is connected to the first power supply terminal 26, and the first ground terminal 27 is connected to the camera side ground. Connected to the line!
- the camera ROM 22 is configured by a nonvolatile memory or the like, and stores, for example, information for identifying the rear converter 200 and the interchangeable lens 10.
- the voltage stabilizing circuit 24 is constituted by, for example, a DCZDC converter, is controlled by the VCONT terminal of the BCPU 21, stabilizes the voltage output from the power supply circuit 23, and converts the stabilized voltage to a second voltage.
- a power supply voltage is supplied to the interchangeable lens 10 and the rear converter 200 or the interchangeable lens 10 via the power supply terminal 26 of 1.
- the interlocking pin 4 is urged by the pressing panel 4a so that the front end protrudes forward from the camera-side mounting surface 2a.
- the rear end is located at a position separated from the detection switch 25 forward. Therefore The push switch of the detection switch 25 is in the first state, that is, the off state.
- the detection switch 25 is a switch that detects whether or not the rear converter 200 or the interchangeable lens 10 is attached to the camera body 1 or not.
- the detection switch 25 is a push switch force, and is interlocked by the pressing panel 4a. It detects whether the state of the pin 4 is the first state, ie, the off state, or the second state, ie, the on state.
- FIG. 3 is a block diagram showing a configuration of an electric circuit of the interchangeable lens 10 in FIG.
- the electric circuit of the interchangeable lens 10 includes a lens CPU (hereinafter, referred to as LCPU) 41 as a third CPU that controls the operation of the entire interchangeable lens 10, a lens ROM 42, a motor drive circuit 43, An electric circuit 40 having a voltage conversion circuit 44 and a lens-side terminal group 14 having a plurality of terminal powers constitute a main part thereof.
- this lens ROM 42 may be in the L CPU 41!
- the LCPU 41 has a power supply terminal Vcc2, a reset terminal RESET, a lens CPU activation response terminal LSL2B2, a lens communication output terminal LSB2L2, a communication data terminal LSDI02, a communication clock terminal LSCLK2, an accessory communication request terminal LSB2A2, and a GND terminal. ing.
- the lens side terminal group 14 detects a second power supply terminal 46 for supplying power to the LCPU 41, a second ground terminal 47, and the attachment of the rear converter 200 or the attachment to the camera body 1.
- Signal terminal 48a for inputting a reset signal from the lens reset terminal LSRST3 or the lens reset terminal LSRST3 of the ACPU 221 or the lens reset terminal LSRST described later of the ACPU 221.
- the lens-side terminal group 14 is connected to the second power supply terminal 46 by a fourth power supply terminal 246 described later of the rear converter 200.
- the fourth ground terminal 247 of the rear converter 200 described later is connected to the grounding terminal 47
- the lens-side signal terminal 248 of the rear converter 200 is connected to the lens-side signal terminal 48
- the rear converter 200 is connected to the lens-side communication terminal 49.
- the lens side communication terminals 249 contact each other as shown in FIGS. 6 and 7 described later.
- the motor drive circuit 43 is connected between the lens-side power line connected to the second power terminal 46, the second ground terminal 47, and the lens-side ground line connected to the third signal terminal 48a. I have.
- the terminal Vcc2 of the LCPU 41 is connected to the lens-side power supply line via the voltage conversion circuit 44, the RESET terminal is connected to the fourth signal terminal 48b, and the LSL2B2 terminal is connected to the sixth communication terminal 49a.
- the LSB2L2 terminal is connected to the seventh communication terminal 49b, the LSDI02 terminal is connected to the eighth communication terminal 49c, the LSCLK2 terminal is connected to the ninth communication terminal 49d, and the LSB2A2 terminal is connected. 10 is connected to the communication terminal 49e, and the GND terminal is connected to the lens-side ground line.
- the lens ROM 42 is connected between the terminal Vcc2 of the LCPU 41 and the lens-side ground line, and its output terminal is connected to the LCPU 41.
- the lens ROM 42 is configured by a nonvolatile memory or the like, and stores, for example, information for identifying the interchangeable lens 10.
- the motor drive circuit 43 is a circuit for driving a motor (not shown) built in the interchangeable lens 10, and moves a plurality of AF control lens groups 10a (see FIG. 1) in the optical axis direction. AF control is performed.
- the voltage conversion circuit 44 also includes, for example, a voltage regulator circuit.
- the voltage conversion circuit 44 converts the power supplied from the voltage stabilization circuit 24 of the camera body 1 to supply the LCPU 41 to the LC PU 41 and the lens ROM 42. This is a circuit that supplies the converted power.
- the second electric circuit 40 By configuring the second electric circuit 40 in this manner, power is supplied to the motor drive circuit 43 from the power supply circuit 23 (see FIG. 2) of the camera body 1 without passing through the voltage conversion circuit 44. Power is supplied to the LCPU 41 and the lens ROM 42 via the voltage conversion circuit 44.
- FIG. 4 is a block diagram showing a configuration of an electric circuit of rear converter 200 in FIG.
- the electric circuit of the rear converter 200 includes a transistor 201, a rear converter CPU (hereinafter referred to as ACP U) 221 which is a second CPU for controlling the entire operation of the rear converter 200, and a non-volatile circuit.
- Rear converter ROM222 with memory capacity, power supply
- An electric circuit 220 having a conversion circuit 224, a detection switch 225 comprising a push switch and detecting the state of the interlocking pin 204 urged by the pressing panel 204a, and a camera-side terminal group 214 having a plurality of terminal forces.
- the main part is constituted by a lens-side terminal group 206 having a plurality of terminal forces.
- the rear converter ROM 222 is stored in the ACPU 221.
- the ACPU 221 has a power supply terminal Vcc3, a reset terminal RESET3, an ACPU activation response terminal LS L2B3, a rear converter communication request terminal LSB2A31, a lens communication output terminal LSB2L3, a communication data terminal LSDI03, a communication clock terminal LSCLK3, and an accessory communication request terminal LSB.
- VCONT3 that controls ONZOFF of transistor 201, lens detection terminal LSD TCT3, lens reset terminal LSRST3, lock pin switch LPSW3, and GND terminal.
- the camera-side terminal group 214 includes a third power terminal 226 for supplying power to the ACPU 21, a third ground terminal 227, and a fifth signal terminal for detecting the mounting of the rear converter 200. 228a, a camera-side signal terminal 228 including a sixth signal terminal 228b for inputting a reset signal from the BCPU 21, and an eleventh communication terminal 229a, a twelfth communication terminal 229b, a thirteenth communication terminal 229c, and a fourteenth communication terminal. It comprises a communication terminal 229d and a fifteenth communication terminal 229e, and is constituted by a camera-side communication terminal 229 for mutually communicating between the BCPU 21 and the ACPU 221.
- the third power supply terminal 226 is connected to the first power supply terminal 26 of the camera body 1
- the third ground terminal 227 is the third ground terminal 227 of the camera body 1
- the camera signal terminal 228 is the camera signal terminal 28
- the camera communication terminal 229 is the camera communication terminal 29, and FIGS. Make contact as shown in Figure 7.
- the lens-side terminal group 206 includes a fourth power supply terminal 246 for supplying power to the LCPU 41, a fourth ground terminal 247, and a seventh signal terminal 24 for detecting the attachment of the interchangeable lens 10. 8a, a lens-side signal terminal 248 including an eighth signal terminal 228b for inputting a reset signal to the LCPU 41, a sixteenth communication terminal 249a, a seventeenth communication terminal 249b, an eighteenth communication terminal 249c, and a nineteenth communication terminal. Communication terminal 249d, twentieth communication terminal 249e A lens-side communication terminal 249 for mutual communication with the LCPU 41 is provided.
- the fourth power terminal 246 is connected to the second power terminal 46 of the interchangeable lens 10
- the fourth ground terminal 247 contacts the second ground terminal 47 of the interchangeable lens 10
- the lens-side signal terminal 248 contacts the lens-side signal terminal 48
- the lens-side communication terminal 249 contacts the lens-side communication terminal 49, as shown in Fig. 7 described later. I do.
- the terminal Vcc3 of the ACPU 221 is connected to the accessory side power line via the power conversion circuit 224, the LSB2A31 terminal is connected to the twentieth communication terminal 249e, and the RESET 3 terminal is connected to the sixth signal terminal 228b.
- the LSL2B3 terminal is connected to the eleventh communication terminal 229a, the LSB2L3 terminal is connected to the twelfth communication terminal 229b, and the LSDI03 terminal is connected to the thirteenth communication terminal 229c.
- the L SCLK3 terminal is connected to a fourteenth communication terminal 229d, the LSB2A32 terminal is connected to a fifteenth communication terminal 229e, and the GND terminal is connected to an accessory side ground line.
- the VCONT3 terminal is connected to the base of the transistor 201, the LSDTCT3 terminal is connected to the seventh signal terminal 248a, and the LSRST3 terminal is connected to the eighth signal terminal 248b. Connected through.
- the rear converter ROM 222 is connected between the power line on the accessory side and the ground line on the accessory side, and its output terminal is connected to the ACPU 221.
- the emitter of the transistor 201 is connected to the third power supply terminal 226, and the collector of the transistor 201 is connected to the fourth power supply terminal 246.
- rear converter ROM 222 is configured by a nonvolatile memory or the like, and stores information for identifying rear converter 200, for example.
- the power supply conversion circuit 224 is constituted by, for example, a voltage regulator circuit, and converts the power supplied from the voltage stabilization circuit 24 of the camera body 1 to supply the ACPU 221 to the ACPU 221 and the rear converter. This is a circuit for supplying power converted for the ROM 222.
- the transistor 201 supplies or shuts off the power output from the voltage stabilization circuit 24 of the camera body 1 to the replacement lens 10 via a lens-side power line which is a power supply line. belongs to.
- the interlocking pin 204 is urged by the pressing panel 204a so that the front end protrudes forward from the rear converter side mounting surface 202a, and The end is located forwardly away from the detection switch 225. Therefore, the push switch of the detection switch 225 is in the third state, that is, in the off state.
- the detection switch 225 is a switch for detecting whether or not the interchangeable lens 10 is mounted on the rear converter 200.
- the detection switch 225 is a push switch, and changes the state of the interlocking pin 204 urged by the pressing panel 204a. It detects whether the force is in the off state, which is the third state, and whether the force is in the on state, which is the fourth state.
- FIG. 5 shows a state in which the rear converter 200 shown in FIG. 4 is attached to the camera body 1 in FIG. 2 and immediately before the interlocking pin 4 is fitted into the engagement hole 212.
- Fig. 6 is a block diagram showing the configuration of the electric circuit of Fig. 6.
- Fig. 6 shows that after attaching the rear converter 200 to the camera body 1 and attaching the interchangeable lens 10 of Fig. 3 to the rear converter 200 of Fig. 4
- FIG. 7 is a block diagram showing a configuration of an electric circuit of the interchangeable lens system 100 showing a state immediately before being fitted into the engagement hole 12, and
- FIG. 7 shows a state after the rear converter 200 is mounted on the camera body 1 in FIG.
- FIG. 2 is a block diagram illustrating a configuration of an electric circuit of the system.
- FIG. 8 is a flowchart showing an operation of confirming the attachment of the BCPU 21 when the rear converter 200 or the interchangeable lens 10 is attached to the camera body 1.
- FIG. 13 is a flowchart showing the operation of the camera body 1 before and after the attachment of the rear converter 200.
- 14 is a timing chart showing the operation of the BCPU 21, and
- FIG. 14 is a timing chart showing the operation of the ACPU 221 of the rear converter 200 before and after mounting the interchangeable lens 10.
- the mounting state of the rear converter 200 or the interchangeable lens 10 to the camera main body 1 is started, that is, the three bayonet claw engaging portions 5 (FIG. 1), three bayonet claws 213 of the rear converter 200 (see Fig. 1) or three bayonet claws 13 of the interchangeable lens 10 (see Fig. 1) are fitted, and the interlocking pin 4 is connected to the rear converter. 5 or 6 when the interlocking pin 4 is retracted into the camera-side mount section 2 by being pressed by the mount section 211 on the rear converter side 200 or the mount section 11 on the interchangeable lens side of the interchangeable lens 10.
- FIG. 1 the three bayonet claw engaging portions 5
- the BCPU 21 In response to the LPSW being turned on, the BCPU 21 outputs an L (low) signal as a reset signal from the accessory and the lens reset terminal LSRST in the high impedance state in step S101 (FIG. 13, FIG. * 2). In this state, since the camera-side terminal group 6 and the camera-side terminal group 214 of the rear converter 200 or the lens-side terminal group 14 of the interchangeable lens 10 are not yet in contact, the above-mentioned accessory and the lens reset terminal LSRST are used. No reset signal is sent to ACPU221 or LCPU41.
- the state immediately before the mounting of the rear converter 200 or the interchangeable lens 10 on the camera body 1 is completed, that is, the rear converter 200 or the interchangeable lens 10 is slid in one direction, and the rear converter side mount is mounted.
- the part 211 or the lens side mount part 11 rotates while pressing the interlocking pin 4, and as shown in FIG. 5, the detection switch 25 is in the ON state and the interlocking pin 4 is fitted into the engagement hole 212 or the engagement hole 12.
- the camera-side terminal group 6 and the camera-side terminal group 214 of the rear converter 200 or the lens-side terminal group 14 of the interchangeable lens 10 come into contact with each other.
- the second signal terminal 28b of the camera-side terminal group 6 and the sixth signal terminal 228b of the camera-side terminal group 214 or the fourth signal terminal 48b of the lens-side terminal group 14 are in contact with each other.
- the reset signal continuously output from the lens reset terminal LSRST is input to the reset terminal RESET3 of the ACPU 221 or the reset terminal RESET of the LCPU 41, so that the ACPU 221 or the LCPU 41 is reset. Then, the process proceeds to step S102.
- step S102 the first signal terminal 28a of the camera-side terminal group 6 and the fifth signal terminal 228a of the camera-side terminal group 214 of the rear converter 200 or the lens-side terminal group 1 of the interchangeable lens 10
- the fourth third signal terminal 48a comes into contact
- the first signal terminal 28a and the fifth signal terminal 228a or the third signal terminal 48a fall to GND.
- This GND state is detected via the lens detection terminal LSDTCT of the BCPU 21 connected to the first signal terminal 28a. If the lens detection terminal LSDTCT is not L (low), the flow branches to step S140, and it is determined that the rear converter 200 or the interchangeable lens 10 is not attached to the camera body 1, and the process returns. On the other hand, if the lens detection terminal LSDTCT is L (low) (FIG. 13, * 3), the process proceeds to step S103.
- step S103 the BCPU 21 outputs an operation signal to the voltage stabilizing circuit control terminal VCONT (FIG. 13, * 4). From this, an operating voltage of, for example, 4.2 V is supplied from the power supply circuit 23 to the first power supply terminal 26 of the camera-side terminal group 6 connected to the terminal VCONT via the voltage stabilization circuit 24. ( Figure 13, * 5). That is, power is supplied while the reset signal is being output to the ACPU 221 or the LCPU 41. Thereafter, the process proceeds to step S104.
- VCONT voltage stabilizing circuit control terminal VCONT
- step S 104 the state where the rear converter 200 or the interchangeable lens 10 is completely mounted on the camera body 1, that is, the three nonnet claw portions of the rear converter 200 are inserted in the three nonnet claw engagement portions 5. 213 or the three bayonet claws 13 of the interchangeable lens 10 are engaged, the rear converter 200 or the interchangeable lens 10 is fixed to the camera body 1, and the interlocking pin 4 is fitted into the engaging hole 212 or the engaging hole 12. Detects whether the force has become That is, since the interlocking pin 4 projects into the engagement hole 212 or the engagement hole 12 by the pressing panel 4a, the detection switch 25 is turned on in the second state in the present invention, ie, in the off state in the first state.
- step S105 repeat the detection until the lock pin switch terminal LPSW of BCPU21 becomes H (noy).
- the lock pin switch terminal LPSW becomes H (high) (FIG. 13, * 6)
- the on-force of the detection switch 25 also changes to the OFF state as shown in FIG. 6, the process proceeds to step S105.
- step S105 in response to the OFF state of the lock pin switch terminal LPSW, the BCPU 21 measures a predetermined time set in consideration of the chattering time of the switch by using a timer (not shown), and then sets the accessory and lens reset terminals. Set the reset signal output from LSRST to H (noise) (Fig. 13, * 7). That is, resetting ACPU221 or LCPU41 Release the default state. As a result, the ACPU 221 or the LCPU 41 starts operating. After that, the procedure moves to Step S106.
- step S106 the BCPU 21 waits for the operation stabilization of the ACPU 221 or the LCPU 41 after the reset is released, and proceeds to step S107.
- step S107 the H (high) signal is output from the lens communication request terminal LSB2L1. To detect the state of the lens CPU activation response terminal LSL2B1. After that, it moves to step S108.
- step S108 if there is a response to LSL2B1 in step S107, that is, if there is a response from lens CPU activation response terminal LSL2B2 of lens CPU 41, BCPU 21 attaches interchangeable lens 10 to camera body 1. Then, the process jumps to step S130 to end the lens attachment confirmation, and the BCPU 21 and the LCPU 41 start mutual communication. If there is no response to the above LSL2B1, the process moves to step S109.
- step S109 BCPU 21 outputs an H (high) signal from accessory communication request terminal LSB2A1 to determine whether rear converter 200 is attached to camera body 1 (FIG. 13). , * 9), Lens CPU activation response terminal Detects the state of LSL2B1. If there is a response from the above LSL2B1 (Fig. 13, * 10), that is, if there is a response from the ACPU start response terminal LSL2B3 of the ACPU221, it is determined that the rear converter 200 is mounted on the camera body 1, and then Then, the process proceeds to step S110.
- step S110 after waiting for a predetermined time, the process proceeds to step S111.
- step S111 an H (high) signal is output from the lens communication request terminal LSB2L1, and the lens CPU activation response terminal LSL2B1 Detect the state of. After that, the procedure moves to Step S112.
- step S112 if there is a response to the above LSL2B1 in step S111, that is, if there is a response from the lens CPU activation response terminal LSL2B2 of the lens CPU 41, the BCPU 21 attaches the interchangeable lens 10 to the rear converter 200.
- the CPU jumps to step S130 and ends the lens attachment confirmation, and the BCPU 21 and the LCPU 41 start mutual communication. If there is no response to the above LSL2B1, it is determined that the interchangeable lens 10 is not mounted on the rear converter 200, and the process returns to step S109.
- FIG. FIG. 10 is a flowchart showing the initial response operation of the ACPU 221 when 00 is attached to the camera body 1
- FIG. 10 is an operation for confirming the replacement lens attachment of the B CPU 21 when the rear converter 200 or the interchangeable lens 10 is attached to the camera body 1.
- 5 is a flowchart showing in detail.
- step S103 in Fig. 8 power is supplied to the rear converter 200 (Fig. 13, * 5).
- step S104 the mounting of the rear converter 200 on the camera body 1 is completed.
- step S105 When the reset state of the ACPU 221 is released (FIG. 13, * 7), the camera system 100 starts to mount the interchangeable lens 10 on the rear converter 200, that is, the three bayonet claw engagement portions 205 of the rear converter 200 (FIG. 13). 1), the three bayonet claws 13 (see FIG. 1) of the interchangeable lens 10 are fitted together, and the interlocking pin 204 is pressed by the interchangeable lens-side mount 11 of the interchangeable lens 10.
- the ACPU 221 In response to the LPSW3 being turned on, the ACPU 221 outputs an L (low) signal, which is a reset signal, from the lens reset terminal LSRST3 in the no or high impedance state in step S201 (FIG. 14, FIG. 14). * twenty one).
- the lens side terminal group 206 of the rear converter 200 and the lens side terminal group 14 of the interchangeable lens 10 are still in contact with each other, so that the reset signal power LCPU41 from the lens reset terminal LSRST3 is applied. It will not be sent.
- the state immediately before the attachment of the interchangeable lens 10 to the rear converter 200 that is, the interchangeable lens 10 is slid in one direction, and the interchangeable lens side mount 11 presses the interlocking pin 204.
- the detection switch 225 is in the ON state and immediately before the linking pin 204 is inserted into the engagement hole 12, the lens terminal group 206 of the rear converter 200 is turned on. And the lens side terminal group 14 of the interchangeable lens 10 are in contact with each other.
- the eighth signal terminal 248b of the lens-side terminal group 206 and the fourth signal terminal 48b of the lens-side terminal group 14 of the interchangeable lens 10 are in contact, the above-mentioned lens reset terminal LSRST3 of the ACPU 221 is Since the reset signal that is continuously output is input to the reset terminal RESET of the LCPU 41, the LCPU 41 is reset. After that, it moves to step S202.
- step S202 when the seventh signal terminal 248a of the lens side terminal group 206 of the rear converter 200 contacts the third signal terminal 48a of the lens side terminal group 14 of the interchangeable lens 10, the seventh signal terminal 248a and the third signal terminal 48a fall to GND.
- This GND state is detected via the lens detection terminal LSDTCT3 of the ACPU 221 connected to the seventh signal terminal 248a. If the lens detection terminal LSDTCT3 is not L (low), the process jumps to step S204. If the lens detection terminal LSDTCT is L (low) (FIG. 14, * 22), the process proceeds to step S203.
- step S203 the ACPU 221 outputs an operation signal to the voltage stabilizing circuit control terminal VCONT3 (FIG. 14, * 23).
- an operating voltage of, for example, 4.2 V is started to be supplied from the power supply circuit 23 to the fourth power supply terminal 226 of the lens-side terminal group 206 connected to the terminal VCONT3 via the transistor 201 (FIG. 14). , * twenty four). That is, power is supplied while the reset signal is output to the LCPU 41. After that, it moves to step S204.
- step S204 upon receiving the H (high) of the accessory communication request terminal LSB2A1 of the BCPU 21 (Fig. 13, * 9), the process is repeated until the accessory communication request terminal LSB2A32 of the ACPU 221 rises (Fig. 14, *). 25) Then, the process proceeds to step S205.
- step S205 the ACPU activation response indicates that the LSB2A32 has become H (noy), that is, the rear converter 200 is mounted on the camera body 1.
- Set the terminal LSL2B3 to H (high) (Fig. 14, * 26) and output to the lens CPU activation response terminal LSL2B1 of the BCPU21. After that, the procedure moves to Step S206.
- step S206 it is determined whether or not the lens detection terminal LSDTCT3 of the ACPU 221 has become L (low) and the lock pin switch LPSW3 has become H (noy). If the lens detection terminal LSD TCT3 is not L (low) and the lock pin switch LPSW3 is not H (high), the process branches to step S208. In this step S208, the rear converter 200 does not have the interchangeable lens 10 attached. Is determined, the lens absence information is transmitted to the B CPU 21 via the communication data terminal LSDI03 (FIG. 14, * 27). After that, it moves to step S210.
- step S206 if the lens detection terminal LSDTCT3 is at L (low) and the lock switch LPSW3 is at H (noy), the process proceeds to step S207, where the interchangeable lens 10 is mounted on the rear converter 200. Is determined to be present, and the lens presence information is transmitted to the BCPU 21 via the communication data terminal LSDI03 (FIG. 14, * 27). After that, it moves to step S210.
- step S210 the ACPU 221 waits for a signal to reset the LCPU 41 of the interchangeable lens 10 from the BCPU 21 to proceed to step S211.
- step S211 the ACPU 221 The LCPU 41 determines whether a reset request presence / absence signal has been input. If the reset request signal is not input, the process jumps to step S221. If the reset request signal is input (FIG. 14, * 28), the process shifts to step S220.
- step S220 the ACPU 221 confirms that the lens reset terminal LSRST3 has become H (high), that is, has released the reset of the LCPU 41 (Fig. 14, * 29), and proceeds to step S221.
- step S221 the ACPU 221 sets the ACPU activation response terminal LSL2B3 to L (low) (FIG. 14, * 30) and outputs success of communication with the BCPU 21 to the BCPU 21. Thereafter, the process proceeds to step S222 to complete the initial response operation. The command waits.
- the BCPU 21 of the camera body 1 first determines whether or not the rear converter 200 is mounted on the camera body 1 in step S301, as shown in Fig. 10.
- H noise
- LSB2A1 is output from the accessory communication request terminal LSB2A1 to check whether it is (Fig. 13, * 9). After that, it moves to step S302.
- step S302 the BCPU 21 detects whether or not the ACPU activation response terminal LSL2B3 of the ACPU 221 has become H (high) within a predetermined time (Fig. 13, * 10). If LSL2B1 does not become H (high), the process branches to step S304. The BCPU 21 recognizes that the rear converter 200 is not mounted on the camera body 1 and shifts to step S305, where the LSL 2B1 becomes H. If (NO), the process proceeds to step S303. The BCPU 21 recognizes that the rear converter 200 is mounted on the camera body 1, and proceeds to step S305.
- step S305 the BCPU 21 transmits the lensless f blue light or lens presence information transmitted from the ACPU 221 via the communication data terminal LSDI03 to the communication data terminal LSDIOl. Then, the process proceeds to step S306.
- step S306 BCPU 21 determines whether or not interchangeable lens 10 is mounted on rear converter 200 from the information received in step S305. If the interchangeable lens 10 is not mounted on the rear converter 200, step S308 branches and the BCPU 21 sends a signal via the communication data terminal LSDIOl indicating that it is not necessary to reset the LCPU 41 of the interchangeable lens 10. It is sent to ACPU 221 (Fig. 13, * 12). After that, the processing shifts to Step S310.
- step S306 if the interchangeable lens 10 is mounted on the rear converter 200, the process proceeds to step S307, where the BCPU 21 sends a signal to reset the LCPU 41 of the interchangeable lens 10 to the communication data terminal LSDIOl. ( Figure 13, * 12). After that, the processing shifts to Step S310.
- step S310 the BCPU 21 sets the lens CPU startup response terminal LSL2 B1 to L (low) within a predetermined time in response to the ACPU 221 power and the ACPU startup response terminal LSL2B 3 becoming L (low). Is determined, that is, whether the communication with the rear converter 200 is successful or not. If the lens CPU activation response terminal LSL2B1 has not become L (low) within a predetermined time, the process branches to step S312, where the BCPU 21 determines a communication failure and shifts to step S313.
- step S311 the lens CPU activation response terminal LSL2B1 has become L (low) within a predetermined time (FIG. 13, * 13)
- the process shifts to step S311.
- step S311 the BCPU 21 Perform a success determination !, and proceed to step S313.
- step S313 the BCPU 21 confirms that the accessory communication request terminal LSB2A1 is at L (low) (Fig. 13, * 14), that is, ends communication with the ACPU 221 and then returns. I do.
- FIG. FIG. 12 is a flowchart showing an initial response operation of the LCPU 41 when the interchangeable lens 10 is attached to the converter 200
- FIG. 12 is a flowchart showing an interchangeable lens attachment confirmation operation of the BCPU 21 when the interchangeable lens 10 is attached to the rear converter 200.
- step S105 in FIG. 8 after the reset signal output from the accessory of the BCPU 21 and the lens reset terminal LSR ST is set to H (high) (FIG.
- step S402 that is, the reset state of the ACP U221
- the LCPU 41 of the interchangeable lens 10 first outputs H (noise) from the lens communication request terminal LSB2L1 of the BCPU 21 in step S401 (Fig. 13). , * 8), repeat until the lens communication output terminal LSB2L2 rises, and proceed to step S402
- step S402 the LCPU 41 outputs to the BCPU 21 that the lens CPU activation response terminal LSL2B2 has become H (high). That is, the fact that the communication is ready is output to the B CPU 21 and then the process proceeds to step S403.
- step S403 the LCPU 41 waits for a predetermined time to perform communication with the BCPU 21, and then proceeds to step S404.
- step S404 the LCPU 41 sends the lens CPU activation response terminal LSL2B2 to the BCPU 21 at L (low). Output that it became. That is, the fact that the communication is enabled is output to the BCPU 21, and thereafter, the process proceeds to step S405.
- step S405 the LCPU 41 ends the initial response operation, and then enters a command waiting state.
- the BCPU 21 of the camera body 1 first sets the lens communication request terminal LSB2L1 to H (high) in step S351 as shown in FIG. Is output to the LCPU 41 (FIG. 13, * 8), and the routine goes to Step S352.
- step S352 the LCPU 41 determines whether or not the LCPU 41 has output L (low) from the LCPU 41 within a predetermined time by the lens CPU startup response terminal LSL2B1 for a predetermined time. Judgment is made based on whether or not the force falls within. If the lens CPU activation response terminal LSL2B1 has not fallen, the process branches to step S353, and in step S353, the BCPU 21 does not have the interchangeable lens 1 mounted on the rear converter 200 mounted on the camera body 1. Then, the process proceeds to step S355.
- step S352 if the lens CPU activation response terminal LSL2B1 has fallen, the flow proceeds to step S354, where the BCPU 21 transmits the rear CPU attached to the camera body 1. After recognizing that the interchangeable lens 1 is mounted on the inverter 200, the process proceeds to step S355.
- step S355 the BCPU 21 outputs to the LCPU 41 that the lens communication request terminal LSB2L1 has become L (low), ends the communication request to the LCPU 41, and thereafter returns.
- the BCPU 21 of the power camera main body 1 detects the ON state of the detection switch 25 using the interlocking pin 4 to enable the BCPU 21 to:
- the ACPU 221 of the rear converter 200 was surely reset, and thereafter, the power was supplied from the camera body 1 to the rear converter 200, and subsequently, the reset of the ACPU 221 was released.
- the ACPU 221 of the rear converter 200 detects the ON of the detection switch 225 using the interlock pin 204, and the ACPU 21 reliably resets the LCPU 41 of the interchangeable lens 10. After that, power is supplied from the camera body 1 to the interchangeable lens 10, and then the reset to the LCPU 41 is released.
- the accessory device is a force described with an example of a rear converter that changes the focal length.
- the present invention is not limited to this.
- a manual focus lens is attached to a camera body having an autofocus function.
- AF auto focus
- the accessory device may be applied to an intermediate adapter for mounting a close-up lens.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Structure And Mechanism Of Cameras (AREA)
- Lens Barrels (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04773164.1A EP1672420B1 (en) | 2003-10-09 | 2004-09-16 | Interchangeable lens camera system and intermediate accessory |
US11/375,271 US7522828B2 (en) | 2003-10-09 | 2006-03-14 | Interchangeable lens type camera system and intermediate accessory |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003351228A JP4555556B2 (ja) | 2003-10-09 | 2003-10-09 | レンズ交換式カメラシステム |
JP2003-351228 | 2003-10-09 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/375,271 Continuation US7522828B2 (en) | 2003-10-09 | 2006-03-14 | Interchangeable lens type camera system and intermediate accessory |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005036254A1 true WO2005036254A1 (ja) | 2005-04-21 |
Family
ID=34431068
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/013505 WO2005036254A1 (ja) | 2003-10-09 | 2004-09-16 | レンズ交換式カメラシステム、及び中間アクセサリ |
Country Status (4)
Country | Link |
---|---|
US (1) | US7522828B2 (ja) |
EP (1) | EP1672420B1 (ja) |
JP (1) | JP4555556B2 (ja) |
WO (1) | WO2005036254A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102650803A (zh) * | 2011-02-25 | 2012-08-29 | 株式会社尼康 | 相机附件、相机机身及相机系统 |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101406800B1 (ko) | 2007-09-06 | 2014-06-12 | 삼성전자주식회사 | 카메라 시스템 및 그 제어방법 |
US7874747B2 (en) * | 2008-04-28 | 2011-01-25 | Panasonic Corporation | Intermediate adapter, camera body and imaging system |
JP2010050953A (ja) * | 2008-07-22 | 2010-03-04 | Nikon Corp | 撮像装置、再生装置および画像再生プログラム |
US8427574B2 (en) * | 2008-09-11 | 2013-04-23 | Panasonic Corporation | Camera body and imaging device controlling display based on detected mounting state of lens |
DE102010016761A1 (de) * | 2010-05-03 | 2011-11-03 | Schmidt & Bender Gmbh & Co. Kg | Verbindungsvorrichtung für zwei optische Vorrichtungen |
JP5208169B2 (ja) * | 2010-08-06 | 2013-06-12 | キヤノン株式会社 | カメラシステムの中間アクセサリおよびカメラシステム |
JP5041081B2 (ja) * | 2010-09-06 | 2012-10-03 | 株式会社ニコン | カメラ用アクセサリ、アクセサリ側マウント、カメラボディおよびボディ側マウント |
JP4924755B2 (ja) * | 2010-09-09 | 2012-04-25 | 株式会社ニコン | 交換レンズ、カメラボディおよび電子機器 |
US9049378B2 (en) * | 2011-06-30 | 2015-06-02 | Nikon Corporation | Accessory, camera, accessory shoe, and connector |
US8755684B2 (en) * | 2011-07-22 | 2014-06-17 | Nikon Corporation | Adapter, camera system, and adapter control program |
JP5510407B2 (ja) * | 2011-07-22 | 2014-06-04 | 株式会社ニコン | アダプター、およびカメラシステム |
JP2013025166A (ja) * | 2011-07-22 | 2013-02-04 | Nikon Corp | アダプター、カメラシステム、およびアダプター制御プログラム |
JP5957819B2 (ja) * | 2011-07-22 | 2016-07-27 | 株式会社ニコン | アダプター、カメラシステム、およびアダプター制御プログラム |
JP5887783B2 (ja) * | 2011-09-16 | 2016-03-16 | 株式会社ニコン | アクセサリー |
KR20130061511A (ko) | 2011-12-01 | 2013-06-11 | 삼성전자주식회사 | 디지털 촬영 시스템 및 디지털 촬영 시스템의 동작 방법 |
EP3543786B1 (en) * | 2012-04-04 | 2022-05-18 | Canon Kabushiki Kaisha | Camera and camera accessory |
JP5822861B2 (ja) | 2012-04-04 | 2015-11-25 | キヤノン株式会社 | カメラアクセサリおよびカメラ |
US9151929B2 (en) | 2012-04-04 | 2015-10-06 | Canon Kabushiki Kaisha | Image pickup apparatus and lens unit |
CN108628064B (zh) | 2012-04-04 | 2021-06-29 | 佳能株式会社 | 相机及相机配件 |
BR102013008246B1 (pt) | 2012-04-04 | 2020-12-01 | Canon Kabushiki Kaisha | acessório de câmera e câmera |
US10079968B2 (en) * | 2012-12-01 | 2018-09-18 | Qualcomm Incorporated | Camera having additional functionality based on connectivity with a host device |
JP5820956B2 (ja) * | 2013-03-21 | 2015-11-24 | 富士フイルム株式会社 | カメラ・ボディおよびマウント・アダプタならびにそれらの動作制御方法 |
USD722100S1 (en) * | 2013-07-24 | 2015-02-03 | Sony Corporation | Adapter |
JP5847895B2 (ja) * | 2014-08-01 | 2016-01-27 | キヤノン株式会社 | 調整システム、アクセサリ、及びアクセサリの制御方法 |
WO2016065518A1 (zh) | 2014-10-27 | 2016-05-06 | 深圳市大疆创新科技有限公司 | 镜头限位组件、相机的机身及相机模块 |
WO2017068912A1 (ja) * | 2015-10-20 | 2017-04-27 | 富士フイルム株式会社 | レンズシステム、アクセサリ、通信方法、及びプログラム |
JP6506407B2 (ja) * | 2015-10-20 | 2019-04-24 | 富士フイルム株式会社 | カメラシステム |
US9977313B2 (en) * | 2016-08-05 | 2018-05-22 | Global Boom International Limited | Lens adapter and its back-locking lens fixing device |
JP6833525B2 (ja) * | 2017-01-13 | 2021-02-24 | キヤノン株式会社 | 撮像装置 |
CN110226125B (zh) | 2017-01-27 | 2021-04-09 | 富士胶片株式会社 | 相机系统、相机、可换镜头及相机系统的兼容性判定方法 |
DE112017006941B4 (de) * | 2017-01-27 | 2022-07-28 | Fujifilm Corporation | Kamerasystem mit Wechselobjektiv, Wechselobjektiv, Kamera und Leistungszuführungsverfahren eines Kamerasystems |
RU2724459C2 (ru) * | 2017-05-31 | 2020-06-23 | Кэнон Кабусики Кайся | Устройство объектива, устройство захвата изображений, на котором может устанавливаться устройство объектива, и система камеры |
JP6580210B2 (ja) | 2017-05-31 | 2019-09-25 | キヤノン株式会社 | アクセサリ及びこれを装着可能な撮像装置、撮像システム |
WO2018221591A1 (ja) * | 2017-05-31 | 2018-12-06 | キヤノン株式会社 | アクセサリ装置、カメラおよび通信制御プログラム |
JP6420926B1 (ja) | 2017-05-31 | 2018-11-07 | キヤノン株式会社 | カメラ、交換レンズ装置、アダプタ装置、制御方法、及び撮像制御プログラム |
EP3796084B1 (en) | 2017-05-31 | 2023-10-25 | Canon Kabushiki Kaisha | Accessory and imaging apparatus |
RU2724453C2 (ru) * | 2017-05-31 | 2020-06-23 | Кэнон Кабусики Кайся | Устройство объектива, устройство захвата изображений, на котором может устанавливаться устройство объектива, и система камеры |
TWI771631B (zh) | 2017-05-31 | 2022-07-21 | 日商佳能股份有限公司 | 安裝設備及用於成像設備的配件 |
US10613419B2 (en) | 2017-05-31 | 2020-04-07 | Canon Kabushiki Kaisha | Imaging apparatus and accessory |
CN113126393A (zh) * | 2017-05-31 | 2021-07-16 | 佳能株式会社 | 镜头设备、摄像设备和中间配件 |
TWI776256B (zh) | 2017-05-31 | 2022-09-01 | 日商佳能股份有限公司 | 安裝件設備和配件 |
RU2714842C2 (ru) | 2017-05-31 | 2020-02-19 | Кэнон Кабусики Кайся | Устройство захвата изображения и аксессуары |
EP3410193B1 (en) | 2017-05-31 | 2020-03-04 | Canon Kabushiki Kaisha | Imaging apparatus, lens apparatus, and intermediate accessory |
WO2018221590A1 (ja) | 2017-05-31 | 2018-12-06 | キヤノン株式会社 | アクセサリ装置、カメラ、通信制御プログラム、およびカメラシステム |
SG10201804096XA (en) | 2017-05-31 | 2018-12-28 | Canon Kk | Adapter device, imaging apparatus, and accessory |
EP3690545B1 (en) * | 2017-05-31 | 2021-09-08 | Canon Kabushiki Kaisha | Lens mount, lens apparatus, accessory, image pickup apparatus and camera system |
CN109709752B (zh) * | 2017-10-26 | 2024-03-15 | 株式会社尼康 | 配件 |
JP7208203B2 (ja) * | 2020-09-16 | 2023-01-18 | キヤノン株式会社 | 中間アクセサリ装置、撮像装置、撮像システム、処理方法、およびプログラム |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6376834U (ja) * | 1986-11-10 | 1988-05-21 | ||
JPS63118113A (ja) * | 1986-11-06 | 1988-05-23 | Asahi Optical Co Ltd | オートフォーカス用リアコンバータ |
JPS63199335A (ja) * | 1987-02-14 | 1988-08-17 | Nikon Corp | カメラ用中継アダプタ− |
JPH07234432A (ja) * | 1994-05-09 | 1995-09-05 | Nikon Corp | レンズ及び補助装置及びカメラ及び撮影システム |
JP2002258380A (ja) * | 2001-02-28 | 2002-09-11 | Asahi Optical Co Ltd | レンズ交換式カメラの通信システム |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5948742A (ja) | 1982-09-13 | 1984-03-21 | Ricoh Co Ltd | カメラのマウント信号端子 |
JP2929381B2 (ja) | 1986-05-16 | 1999-08-03 | キヤノン株式会社 | 電源接続装置、電源装置を有するカメラ本体およびカメラ本体に対して着脱自在な付属品 |
JPS6376834A (ja) | 1986-09-19 | 1988-04-07 | Toshiba Corp | 軽量ボルトの製造方法 |
KR950008339B1 (ko) | 1986-11-06 | 1995-07-27 | 아사히 고가꾸 고교 가부시끼가이샤 | 렌즈 교환 카메라용 리어 콘버터 |
JPS6466635A (en) * | 1987-09-08 | 1989-03-13 | Sigma Kk | Converter |
JP2526940B2 (ja) * | 1987-11-25 | 1996-08-21 | 株式会社ニコン | 撮影システムおよび撮影レンズ |
JPH0212213A (ja) * | 1988-06-30 | 1990-01-17 | Asahi Optical Co Ltd | マクロ撮影・通常撮影機能付き電子制御カメラ |
GB2232262B (en) * | 1989-05-31 | 1993-12-15 | Asahi Optical Co Ltd | Camera exposure control appartus having memory in lens in camera |
JP2971924B2 (ja) * | 1990-08-22 | 1999-11-08 | 旭光学工業株式会社 | カメラシステム |
JP3060324B2 (ja) * | 1991-02-28 | 2000-07-10 | キヤノン株式会社 | 交換レンズシステムにおける変換アダプタ装置 |
JP2873877B2 (ja) * | 1990-10-25 | 1999-03-24 | キヤノン株式会社 | カメラの交換レンズ用アダプタ及び交換レンズカメラシステム |
JP3164830B2 (ja) * | 1991-01-18 | 2001-05-14 | キヤノン株式会社 | カメラシステム、中間装置およびアクセサリー装置 |
JPH04273673A (ja) * | 1991-02-28 | 1992-09-29 | Canon Inc | 電源制御装置 |
JP3128840B2 (ja) * | 1991-03-06 | 2001-01-29 | 株式会社ニコン | カメラシステム |
DE4216909C2 (de) * | 1991-05-21 | 2001-04-19 | Asahi Optical Co Ltd | Kamerasystem mit einem Gehäuse und einem Wechselobjektiv |
JPH04349791A (ja) * | 1991-05-28 | 1992-12-04 | Canon Inc | 露出制御装置 |
JPH0792540A (ja) * | 1993-09-24 | 1995-04-07 | Olympus Optical Co Ltd | カメラシステム |
JPH0792539A (ja) * | 1993-09-24 | 1995-04-07 | Olympus Optical Co Ltd | カメラシステム |
JP2536437B2 (ja) * | 1993-11-24 | 1996-09-18 | 株式会社ニコン | 撮影装置 |
JPH086137A (ja) * | 1994-06-15 | 1996-01-12 | Olympus Optical Co Ltd | カメラシステム |
JP4477313B2 (ja) * | 2003-04-08 | 2010-06-09 | オリンパス株式会社 | レンズ交換式カメラシステム |
-
2003
- 2003-10-09 JP JP2003351228A patent/JP4555556B2/ja not_active Expired - Fee Related
-
2004
- 2004-09-16 EP EP04773164.1A patent/EP1672420B1/en not_active Expired - Fee Related
- 2004-09-16 WO PCT/JP2004/013505 patent/WO2005036254A1/ja active Application Filing
-
2006
- 2006-03-14 US US11/375,271 patent/US7522828B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63118113A (ja) * | 1986-11-06 | 1988-05-23 | Asahi Optical Co Ltd | オートフォーカス用リアコンバータ |
JPS6376834U (ja) * | 1986-11-10 | 1988-05-21 | ||
JPS63199335A (ja) * | 1987-02-14 | 1988-08-17 | Nikon Corp | カメラ用中継アダプタ− |
JPH07234432A (ja) * | 1994-05-09 | 1995-09-05 | Nikon Corp | レンズ及び補助装置及びカメラ及び撮影システム |
JP2002258380A (ja) * | 2001-02-28 | 2002-09-11 | Asahi Optical Co Ltd | レンズ交換式カメラの通信システム |
Non-Patent Citations (1)
Title |
---|
See also references of EP1672420A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102650803A (zh) * | 2011-02-25 | 2012-08-29 | 株式会社尼康 | 相机附件、相机机身及相机系统 |
Also Published As
Publication number | Publication date |
---|---|
EP1672420A4 (en) | 2011-02-23 |
US20060165401A1 (en) | 2006-07-27 |
EP1672420B1 (en) | 2018-05-09 |
JP2005115170A (ja) | 2005-04-28 |
JP4555556B2 (ja) | 2010-10-06 |
US7522828B2 (en) | 2009-04-21 |
EP1672420A1 (en) | 2006-06-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2005036254A1 (ja) | レンズ交換式カメラシステム、及び中間アクセサリ | |
JP4477313B2 (ja) | レンズ交換式カメラシステム | |
EP3522521B1 (en) | Exchangeable lens and camera body with reduced initialisation time and method of transmitting data of an exchangeable lens | |
JP5643443B2 (ja) | レンズ交換式カメラ、カメラ本体、レンズユニット及びビジー信号制御方法 | |
JP2000184264A (ja) | カメラ | |
US8023030B2 (en) | Image pickup apparatus | |
JP2001069388A (ja) | カメラ及び充電器 | |
JP6729655B2 (ja) | 交換レンズおよびカメラボディ | |
JP2005031438A (ja) | カメラシステム、及びカメラの制御方法 | |
JP2022167955A (ja) | 通信方法、及び交換レンズ | |
JP2005151626A (ja) | カメラの充電システム及びカメラ | |
KR100246211B1 (ko) | 비디오 라이트장치 | |
JP2570809Y2 (ja) | 電子的撮像装置 | |
JPH0850318A (ja) | 閃光撮影装置 | |
JP2022173243A (ja) | カメラボディ及びレンズ鏡筒 | |
JPH06222433A (ja) | カメラの付属品およびカメラと付属品のインターフェース装置 | |
JPH06214291A (ja) | カメラと付属品のインターフェース | |
JP2003330150A (ja) | カメラ本体及びその組立て方法 | |
JP2570809Z (ja) | ||
JP2003295266A (ja) | カメラシステム | |
JP2006166381A (ja) | デジタルカメラシステム | |
JP2013025024A (ja) | アクセサリー、カメラ、アクセサリー制御プログラム、及びカメラ制御プログラム | |
JP2013026772A (ja) | アクセサリー、カメラ、アクセサリー制御プログラム、及びカメラ制御プログラム | |
JP2003110888A (ja) | 電子カメラおよび電子カメラシステム |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 11375271 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2004773164 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 2004773164 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 11375271 Country of ref document: US |