CN104950556A - Camera system, replacement lens and control method of replacement lens - Google Patents
Camera system, replacement lens and control method of replacement lens Download PDFInfo
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Abstract
The invention provides a camera system, a replacement lens and a control method of the replacement lens, and various combinations and future expansion can be performed without rising cost. The replacement lens (100) includes a photographic optical system (11) and can mount and dismount a converter lens (300). The control method of the replacement lens includes: a detection step (S11) of detecting whether the converter lens (300) is installed on the replacement lens (100); a change step (S31) of changing identification data used for identifying the replacement lens (100) under the circumstance that installation of the converter lens (300) is detected through the detection step; and a sending step (S33) of sending the changed identification data in the change step to a camera body.
Description
Technical field
The present invention relates to camera arrangement, change camera lens and change the control method of camera lens, this camera arrangement is made up of the replacing camera lens comprising photographic optical system and the camera body that can install this replacing camera lens.
Background technology
The known converter camera lens (converter lens) (also referred to as conversion lens (conversion lens)) (such as with reference to Japanese Unexamined Patent Publication 2013-003388 publication) that can be installed between camera body and replacing camera lens in the past.By installing this converter camera lens, changing and changing the focal length of camera lens, multiplying power and very convenient can be increased.And, propose following scheme: the manufacture numbering changing camera lens is passed to camera body, change camera lens to each to identify, and carry out the service (such as with reference to Japanese Unexamined Patent Publication 2013-178310 publication) meeting the information of holder or the hobby of holder.
Summary of the invention
Invent problem to be solved
In camera arrangement, prepare several converter camera lens, and the situation of commercially selling new converter camera lens in the future also can exist.Therefore, imagine the combination of multiple replacing camera lens and converter camera lens, and then in order to tackle the situation of commercially selling new converter camera lens in the future, also need the extendability of consideration system.If consider various combination and expansion in the future, then can consider the situation that CPU (Central Processing Unit: CPU (central processing unit)) etc. is set in converter camera lens inside.But, due to parts count increase and cause cost increase.
The present invention completes just in light of this situation, its object is to provide a kind of and can not make cost increase and the camera arrangement that can carry out various combination and expansion in the future, the control method changing camera lens, change camera lens.
For the means of dealing with problems
In order to achieve the above object, the camera arrangement of the 1st invention is made up of the replacing camera lens comprising photographic optical system and the camera body that can install this replacing camera lens, and above-mentioned replacing camera lens has: storage part, and it stores the sequence number of above-mentioned replacing camera lens; Test section, it detects converter and whether is installed on above-mentioned replacing camera lens; And lens control portion, its when detected by above-mentioned test section above-mentioned converter is installed, change above-mentioned sequence number and send the sequence number after changing to above-mentioned camera body.
The replacing camera lens of the 2nd invention comprises photographic optical system, and can installing/dismounting intermediate adapter on above-mentioned replacing camera lens, and wherein, above-mentioned replacing camera lens has: storage part, and it stores the identification data for identifying above-mentioned replacing camera lens; Test section, it detects above-mentioned intermediate adapter and whether is installed on above-mentioned replacing camera lens; And lens control portion, its when detected by above-mentioned test section above-mentioned intermediate adapter is installed, change above-mentioned identification data and send the identification data after this change to camera body.
The control method of the replacing camera lens of the 3rd invention changes the control method of camera lens as follows, above-mentioned replacing camera lens comprises photographic optical system, and can installing/dismounting intermediate adapter on above-mentioned replacing camera lens, described control method comprises: detecting step, detects above-mentioned intermediate adapter and whether is installed on above-mentioned replacing camera lens; Change step, when detected by above-mentioned detecting step above-mentioned intermediate adapter is installed, change the identification data for identifying above-mentioned replacing camera lens; And forwarding step, the identification data changed in above-mentioned change step is sent in camera body.
Invention effect
According to the present invention, the camera arrangement that can carry out various combination and expansion in the future, the control method changed camera lens, change camera lens can be provided.
Accompanying drawing explanation
Fig. 1 is the block diagram of the structure of the camera arrangement that an embodiment of the invention are shown.
Fig. 2 is the block diagram of the main electric structure of the camera arrangement that an embodiment of the invention are shown.
Fig. 3 is the block diagram of part relevant to the detection of converter camera lens in the camera arrangement of an embodiment of the invention.
Fig. 4 is the chart of the relation of the detected value of terminal A, B that converter camera lens in the camera arrangement of an embodiment of the invention is shown and the kind of converter camera lens.
Fig. 5 is the chart of the content that the sequence number changing camera lens in the camera arrangement of an embodiment of the invention is shown.
Fig. 6 is the process flow diagram of the testing of the converter camera lens of the camera arrangement that an embodiment of the invention are shown.
Fig. 7 is the process flow diagram of the testing of the converter camera lens of the camera arrangement that an embodiment of the invention are shown.
Embodiment
Below, with reference to the accompanying drawings, use and apply camera arrangement of the present invention a preferred embodiment is described.Fig. 1 is the block diagram of the structure of the camera arrangement that an embodiment of the invention are shown, Fig. 2 is the block diagram of the main electric structure illustrated in this camera arrangement.This camera arrangement is formed by having the replacing camera lens 100 of the photographic optical system that can change focal length, camera body 200 and can being installed on the converter camera lens 300 changed between camera lens 100 and camera body 200.In addition, sometimes the converter camera lens of focal length will be elongated referred to as " teleconverter (teleconverter) ".
In replacing camera lens 100, there is the phtographic lens 11 be made up of camera lens 11a ~ 11c.Phtographic lens 11 is utilized to form shot object image.Focus lens 11b is the camera lens of focusing, and focus lens driving mechanism 25 can be utilized to move in the direction of the optical axis.Focus lens driving mechanism 25 has focus lens actuator and focus lens driving circuit.And a part of camera lens 11a ~ 11c is the variable focus lens package for changing focal length.
And if focus lens 11b arrives reference position, then focus lens reference position detecting part 27 is to the CPU41 output detections signal as control part.Photo Interrupter (PI) (FCPI69 with reference to Fig. 2) is used in reference position is detected.
Aperture 13 is configured with between camera lens 11a and 11b.By aperture drive mechanism 21, the numerical aperture of aperture 13 is changed, change the subject light quantity through phtographic lens 11.Aperture drive mechanism 21 has aperture actuator and aperture drive circuit etc.In addition, aperture 13 obviously also can be configured at the position beyond between camera lens 11a and 11b.
If the numerical aperture of aperture arrives reference position, then aperture reference position detecting part 23 is to CPU41 output detections signal.For aperture position, obtain reference position by aperture reference position detecting part 23, detected by relative position and manage aperture position.Umber of pulse according to applying the stepper motor as aperture actuator carries out relative position detection, is carried out the detection of aperture reference position by Photo Interrupter (PI) (AVPI77 with reference to Fig. 2).
Rang ring 51 is configured with in the periphery changing camera lens 100.The periphery that rang ring 51 is changing camera lens 100 rotates freely, and slides freely in the specialized range of the optical axis direction of phtographic lens 11.If this rang ring 51 slides into object side, then be set as non-RF (non-ranging focusing) (sometimes also referred to as MF (manual focus)) position, if slide into main body side, be then set as RF (range finding focusing) position.By the slip of rang ring 51, carry out the switching of RF pattern and non-RF pattern (MF pattern).RF mode detection portion 33 carries out the detection of this pattern.
Non-RF pattern is the pattern that user carries out according to the sense of rotation of rang ring 51 and rotation amount focusing, and rang ring 51 is configured to unrestrictedly rotatable.On the other hand, RF pattern is that rang ring 51 is configured to rotate the most nearby and between unlimited distance in the pattern of the distance focusing of being specified by rang ring 51.
If set MF pattern by the slip of rang ring 51, then by the rotation of rang ring 51, the cover blade be positioned at inside rang ring 51 is rotated integrally.By Photo Interrupter (PI) (MFPI63 with reference to Fig. 2), the rotation of this cover blade is counted, drive focus lens 11b according to this count value.
If set RF pattern by the slip of rang ring 51 and rang ring 51 rotates, then RF position detection part 31 detects its position of rotation.The absolute position of the position of rotation of RF position detection part 31 detecting distance ring 51.Focus lens driving mechanism 25, according to the control signal from CPU41, drives focus lens 11b with the photo distance corresponding with the position of rotation of rang ring 51.
RF mode detection portion 33 is according to the output of RF/MF mode detection switch 83 (with reference to Fig. 2), and detecting distance ring 51 is set to which position in non-RF position (MF position), RF position.
When rang ring 51 is set to non-RF position (MF position), the sense of rotation of MF position detection part 35 detecting distance ring 51 and rotation amount.Testing result according to this MF position detection part 35 carries out manual focus.
More lean on main body side at the ratio rang ring 51 of the periphery changing camera lens 100, be configured with revolution zoom ring 52 freely outside.If user's manual rotation zoom ring 52, then zoom can be carried out.
Zoom position test section 34 detects the absolute value of the position of rotation of zoom ring 52, and exports this absolute value to CPU41.Zoom position test section 34 has linear encoder ZM position detection part 82 (with reference to Fig. 2) below as described, carry out AD conversion by the A/D converter 44 in CPU41 to the output of this linear encoder position detection part 82, this A/D conversion value represents focal length.
Storage part 37 has the rewritable nonvolatile memories etc. such as flash memory, stores various information, various adjusted value, the various parameters etc. such as the program used in CPU41, the optical data changing camera lens.The sequence numbers of memory change camera lens etc. are as various information.Storage part 37 plays function as the storage part stored for identifying the identification data changing camera lens.
As the CPU41 of control part according to the program stored in above-mentioned storage part 37, carry out changing the control in camera lens 100 according to the control command from camera body 200.CPU41 as playing function with the camera lens Department of Communication Force that camera body 200 carries out communicating, send to the main body control portion 203 in camera body 200 installation of the converter camera lens 300 detected by the terminal A55a, the terminal B55b that describe below whether, corresponding with type camera lens identification data etc.
And, CPU41 plays function as following lens control portion: when detected by test section (the terminal A55a, the terminal B55b that describe below play function) intermediate adapter (converter camera lens 300 plays function) is installed, this lens control portion changes identification data, and sends the identification data after this change to camera body.And CPU41 plays function as following lens control portion: when detected by test section converter is installed, this lens control portion changes sequence number and sends the sequence number after changing to camera body 200.And, CPU41 also plays function as following lens control portion: this lens control portion differentiates converter according to the output of test section, and sends the relevant information (S35 with reference to Fig. 7) of the optical characteristics after synthesizing to the optical characteristics of the optical system of converter and the optical characteristics of the photographic optical system changing camera lens to camera body.And CPU41 also plays function as following lens control portion: when detected by test section converter is installed, this lens control portion changes the character (S31 with reference to Fig. 5, Fig. 7) in sequence number.
Terminal A55a and terminal B55b is configured at the rear end face changing camera lens 100, and is configured at the position contacted with terminal B311b with the terminal A311a of converter camera lens 300, and terminal A55a, terminal B55b and CPU41 connect.This terminal A55a, terminal B55b play function as the test section of the installation for detecting intermediate adapter (converter camera lens 300 plays this function).This test section can detect the kind of intermediate adapter, and lens control portion (CPU41 plays function), according to the kind of the intermediate adapter detected, changes the camera lens identification data stored in storage part.About the detailed function of terminal A55a, terminal B55b, will use after Fig. 3 and describe.
Communication path SL is provided with between CPU41 and main body control portion 203.When non-mounting converter camera lens 300, by directly making the splicing ear of replacing camera lens 100 contact with the splicing ear of camera body 200, form communication path SL.And, when being provided with converter camera lens 300, to contact with the splicing ear of converter camera lens 300 by making the splicing ear of replacing camera lens 100 and the splicing ear of converter camera lens 300 is contacted with the splicing ear of camera body 200, forming communication path SL.
The front end face of converter camera lens 300 can be installed on the rear end face side changing camera lens 100, and the rear end face of converter camera lens 300 can be installed on the installed surface of camera body 200.When converter camera lens 300 is installed on replacing camera lens 100, the position on optical axis in converter camera lens 300, phtographic lens 11 is configured with zoom camera lens 301.This zoom camera lens 301 is utilized to make the zoom in several times (such as 1.4 times etc.) of phtographic lens 11.
And, the installed surface (front end face) changing camera lens 100 that is installed on of converter camera lens 300 is provided with terminal A311a and terminal B311b, when converter camera lens 300 being installed to replacing camera lens 100, the replacing terminal A55a of camera lens 100 is connected in opposed position with the terminal A311a of converter camera lens 300, and the replacing terminal B55b of camera lens 100 is connected in opposed position with the terminal B311b of converter camera lens 300.For terminal A311a, terminal B311b, use Fig. 3 to utilize the terminal of earth level ground connection different according to type below as described, CPU41 can via the type of terminal A55a and terminal B55b identification converter camera lens 300.But, sometimes the type of converter camera lens 300 is not provided with terminal B311a.
In addition, as mentioned above, when converter camera lens 300 is installed on replacing camera lens 100 and camera body 200, be provided with in converter camera lens 300 for connecting the communication path SL changing camera lens 100 and camera body 200.
Imaging apparatus 201, main body control portion 203 and main body storage part 205 is configured with in camera body 200.Imaging apparatus 201 is configured near the image space of phtographic lens 11, carries out opto-electronic conversion to the shot object image being formed at phtographic lens 11, and to main body control portion 203 output image data such as grade.This imaging apparatus 201 plays function as following image pickup part: the shooting of this image pickup part is through the light beam of photographic optical system and output image signal.
Main body control portion 203 comprises the CPU etc. controlled, it is according to the programmed control camera body 200 of the main body control stored in main body storage part 205, and, main body control portion 203 carries out communicating (namely with the CPU41 changed in camera lens 100, portion communicates with lens control), and the camera arrangement controlling to be made up of camera body 200 and replacing camera lens 100 is overall.Thus, main body control portion 203 has and carries out the function of the camera body control part communicated as with lens control portion (CPU41 plays function), this camera body control part is according to the information relevant to the optical characteristics after synthesis, send the control command for lens control portion, lens control portion controls according to control command the work changing camera lens.
Main body storage part 205 has the nonvolatile memories such as flash memory, except the program of above-mentioned main body control, also store various adjusted values etc.
Next, the details of Fig. 2 to electric structure is used to be described.As mentioned above, CPU41 can communicate with the main body control portion 203 in camera body 200.And CPU41 is connected with motor driver 71, this motor driver 71 drives FCPI69, LDMT73, AVMT75 and AVPI77.
FCPI69 is the Photo Interrupter that the reference position of focus lens 11b is detected, and the output of this FCPI69 is connected to FCPI binarization circuit 67.FCPI69 and FCPI binarization circuit 67 corresponds to above-mentioned focus lens reference position detecting part 27.
LDMT73 is LD motor (lens drive motor), and it plays function as the focusing actuator in above-mentioned focus lens driving mechanism 25.As LD motor, have employed stepper motor in the present embodiment, but other motor can certainly be used, such as voice coil motor.AVMT75 is aperture motor, and it plays function as the aperture actuator in above-mentioned aperture drive mechanism 21.
AVPI77 is the Photo Interrupter that the reference position of aperture 13 is detected, and the output of AVPI77 is connected to AVPI binarization circuit 79.AVPI77 and AVPI binarization circuit 79 corresponds to above-mentioned aperture reference position detecting part 23.
MFPI driver 65 is the drivers for the MFPI63 of the rotation of detecting distance ring 51 when rang ring 51 slides into MF position.MFPI63 is arranged at two positions along the rotation direction of cover blade.The output of this MFPI63 is connected to MFPI binarization circuit 61, and carries out binaryzation by MFPI binarization circuit 61 to the output of this MFPI63.MFPI binarization circuit 61, MFPI63, MFPI driver 65 correspond to above-mentioned MF position detection part 35.
Linear encoder RF position detection part 81 is linear encoders of the absolute value in the sense of rotation of the detecting distance ring 51 when rang ring 51 slides into RF position.Rotation direction along rang ring 51 is provided with linear encoder RF position detection part 81, linear encoder RF position detection part 81 according to the absolute position in the rotation direction of rang ring 51, outputting analog signal.In CPU41, be provided with A/D converter 43, A/D converter 43 converts the simulating signal from linear encoder RF position detection part 81 to digital signal.The A/D conversion value of A/D converter 43 represents subject distance (absolute distance) be set by the user.
Linear encoder ZM position detection part 82 is scramblers of the absolute value in the sense of rotation for detecting zoom ring 52.Rotation direction along zoom ring 52 is provided with linear encoder ZM position detection part 82, linear encoder ZM position detection part 82 according to the absolute position in the sense of rotation of zoom ring 52, outputting analog signal.In CPU41, be provided with A/D converter 44, A/D converter 44 converts the simulating signal from linear encoder ZM position detection part 82 to digital signal.The A/D conversion value of A/D converter 44 represents the focal length (absolute distance) be set by the user.
RF/MF mode detection switch (SW) 83 is the switches being set to RF pattern for detecting distance ring 51 or being set to MF pattern (non-RF pattern).This RF/MF mode detection SW83 is used for detecting distance ring 51 position in the direction of the optical axis, and become when RF pattern sets or when MF pattern sets and be switched on or switched off, this on-off state is output to CPU41.
And be configured with terminal 311 (in Fig. 1 and Fig. 3 terminal A311a, terminal B311b) at converter 300, according to the output level of this terminal 311, CPU41 can identify the type of converter camera lens 300.
As mentioned above, the CPU41 in replacing camera lens 100 and camera body 200 are electrically connected by signal path SL.
Next, the testing agency of Fig. 3 to converter camera lens 300 is used to be described.Various terminal is configured with at the rear end face changing camera lens 100.Wherein, GND terminal 57 and GND2 terminal 57a are ground terminals, the terminal of to be current potential be earth level (grand level).And, the LSDET terminal 56 be grounded as earth level be be connected to after the terminal that contacts of the LSDET terminal 325 of ADLPSW323 that describes.
And, as mentioned above, terminal A55a in replacing camera lens 100 and terminal B55b is the terminal of the type for identification converter camera lens 300, be grounded via Zener diode ZDa, ZDb respectively, and respectively via the resistance R1, the R2 that are connected in series, resistance R3, R4 of being connected in series and be connected with power source voltage Vcc.In addition, Zener diode ZDa, ZDb, resistance R1 ~ R4 are for tackling electrostatic.The tie point of resistance R1, R2 is connected with the I/O45 in CPU41, and the tie point of resistance R3, R4 is connected with the I/O46 in CPU41.Thus CPU41 can by the input voltage level of I/O45, I/O46 detection terminal A55a and terminal B55b (any one level in high level and low level).
Lens lock rationed marketing (Lens Lock Pin) 321 is provided with in converter camera lens 300.This lens lock rationed marketing 321 be for converter camera lens 300 is installed to change camera lens 100 time both engaging mechanism, push lens lock rationed marketing 321 when user installs, make replacing camera lens 100 engage with converter camera lens 300 in this condition.
In converter camera lens 300, be provided with the ADLPSW323 of closed type (normal close type), if push lens lock rationed marketing 321, then this ADLPSW323 becomes open-circuit condition.The other end being provided with the LSDET terminal 325, ADLPSW323 be connected with ADLPSW323 at the front end face of converter camera lens 300 is connected with the LSDET terminal 326 of the rear end face being arranged at converter camera lens 300 (being installed on the installed surface of the converter camera lens 300 of camera body 200).Be described as follows situation at this: under the state that converter camera lens 300 is installed on camera body 200, user carries out work replacing camera lens 100 being installed to converter camera lens 300, and wherein converter camera lens 300 is installed on camera body.Be configured to as follows: when converter camera lens 300 being installed to replacing camera lens 100, if push lens lock rationed marketing 321, then ADLPSW323 temporarily becomes open-circuit condition, if afterwards replacing camera lens 100 is installed to converter camera lens 300 up hill and dale, then lens lock rationed marketing 321 pushing releasing and ADLPSW323 becomes closure state.By like this, detected and the voltage level being grounded the LSDET terminal 56 for earth level changing camera lens 100 via ADLPSW323 by the LSDET terminal 211 of camera body 200 side, the installation changing camera lens 100 can be detected thus in camera body 200 side.
The front end face of converter camera lens 300 is provided with terminal A311a and terminal B311b.In this embodiment, because terminal B311b is connected to earth level, so become low level, and terminal A311a is not connected to earth level, becomes open-circuit condition.Under not being installed at converter camera lens 300 state changing camera lens 100, terminal A311a becomes open-circuit condition, but being provided with under the state changing camera lens 100 and converter camera lens 300, being pulled up resistance (R1, R2) in the inside changing camera lens 100 and being pulled to Vcc and becoming high level.In addition, terminal A311a, terminal B311b be set as low level or be set as that open-circuit condition is different by the type of each converter camera lens 300.About this point, will use after Fig. 4 and describe.
The various terminal such as GND terminal 327, GND2 terminal 327a, GND terminal 328, GND2 terminal 328a for making current potential become earthing potential is provided with in converter camera lens 300.
Next, the identification of Fig. 4 to the type of converter camera lens 300 is used to be described.In the diagram, terminal A, terminal B represent the terminal A311a of converter camera lens 300, the output level of terminal B311b, can detect this output level by terminal A55a, the terminal B55b changing camera lens 100.In the present embodiment, owing to there are 2 terminals as the detection terminal of converter camera lens 300, so 4 states can be identified.In addition, if the type of converter camera lens 300 reaches 3 kinds of types, then terminal also can be 2, and type is 4 to 7 kinds of types, as long as then terminal is set to 3.CPU41 carrys out the state of low and high level of detection terminal A, terminal B by I/O45, I/O46.
Because the terminal A55a, the terminal B55b that change camera lens 100 are pulled up voltage (being connected to power Vcc via resistance), so under the state of non-mounting converter camera lens 300, the testing result in I/O45, I/O46 of CPU41 is that both sides are high level.If mounting converter camera lens 300, be then grounded as earth level according to terminal A311a, terminal B311b or become open-circuit condition, becoming high level or low level.
According to the detection level of terminal A and terminal B, the kind of converter camera lens 300 can be judged.In the example shown in Figure 4, terminal A is high level and the situation that terminal B is high level is the situation of the replacing lens monomer of non-mounting converter camera lens 300.Such as, be configured to as follows: when direct replacing camera lens 100 is installed to camera body 200, terminal A55a, terminal B55b contact with the installed surface of camera body 100, because installed surface does not become earth level, so the testing result of two-terminal is high level.
And under terminal A is high level and terminal B is low level situation, the kind of converter camera lens 300 is teleconverter A times.Equally, when terminal A is low level and terminal B is high level, the kind of converter camera lens 300 is teleconverter B times, and under terminal A is low level and terminal B is low level situation, the kind of converter camera lens 300 is teleconverter C times.In the present embodiment, if teleconverter A is doubly the teleconverter commercially sold, if teleconverter B doubly and teleconverter C doubly for commercially not selling at present but the teleconverter commercially sold future, be described.When the number of terminals of converter camera lens is one, lens monomer, teleconverter A can be recognized doubly.
In addition, in the present embodiment, by detecting terminal A55a, terminal B55b is high level or low level, whether and kind the installation carrying out identification converter camera lens 300, but, also can be configured to as follows: terminal is set to one, contact resistance between the terminal and earth level of converter camera lens 300 side, make the resistance value of this resistance different by each type, and the terminal changing camera lens 100 side is connected with A/D converter, and terminal is connected between exporting with constant voltage and changes camera lens side resistance, A/D conversion is carried out to the current potential carrying out dividing potential drop to this constant voltage with resistance and replacing camera lens side resistance and obtain, according to A/D conversion value, whether and kind the installation of identification converter camera lens 300.
Replacing camera lens 100 is provided with the LSDET terminal 56 be grounded as earth level, and LSDET terminal 211 is provided with on camera body 200, owing to being connected with normally closed ADLPSW323 between the LSDET terminal 325,326 of converter camera lens 300, so camera body 200 can detect the current potential of LSDET terminal 211, and then the installment state changing camera lens 100 can be detected.
Namely, under the state that converter camera lens 300 is installed on camera body 200, if replacing camera lens 100 is installed to the camera body 200 being provided with converter camera lens 300, then lens lock rationed marketing 321 is temporarily pushed into and ADLPSW323 disconnection, if be installed to camera body 200 up hill and dale, then pushing of lens lock rationed marketing 321 is removed and ADLPSW323 connection.LSDET terminal 211 via camera body 200 detect because of ADLPSW323 by be disconnected to connection change and occur by high level to low level change, can detect and change the installation of camera lens 100.And, under being installed at converter camera lens 300 state changing camera lens 100, because the LSDET terminal 56 changing camera lens 100 is grounded as earth level so be low level, because ADLPSW323 is normally closed, so LSDET terminal 326 becomes low level.Thus, when the replacing camera lens 100 being provided with converter camera lens 300 is installed to camera body 200, LSDET terminal 211 detects the situation being provided with and changing camera lens 100 (in this case for being provided with the replacing camera lens 100 of converter camera lens 300).
Next, in the present embodiment, the control corresponding to the recognition result of converter camera lens 300 is described.As mentioned above, in order to suppress the cost increase of converter camera lens 300, in the present embodiment, in converter camera lens 300, do not arrange the CPU etc. controlled, replace the terminal (terminal A311a, terminal B311b) being provided with and identifying.Change the state that camera lens 100 detects the terminal of this identification, according to testing result, switch the data (camera lens identification data) from the identification changing the replacing camera lens 100 that camera lens 100 exports to camera body 200.That is, in the present embodiment, following action is carried out: change camera lens 100 if be installed to by converter camera lens 300, then by changing camera lens identification data, when observing from camera body 200 side, as being provided with different replacing camera lenses.
If be the replacing camera lens being designed to mounting converter camera lens 300, then freely can combine the replacing camera lens of multiple kind and the converter camera lens of multiple kind.At this, the replacing camera lens being designed to mounting converter camera lens has following implication.
(1) there is converter Shot Detection terminal (in the example in figure 3, being terminal A55a, terminal B55b).
(2) process for switching converter data/control can be implemented in the CPU changing camera lens.That is, according to the situation of the situation and non-mounting converter camera lens that are provided with converter camera lens, control can be switched.
(3) be the picture frame (replacing camera lens) being implemented optical design, this optical design is by mounting converter camera lens, makes the optical design that multiplying power rises.
In the present embodiment, due to when changing lens monomer and when replacing camera lens and converter camera lens are combined, camera lens ID etc. are all identical, thus existing application program need not be changed, the renewal system of firmware, camera use system also can tackle.And, by changing the character (numeral) each being changed to the shot sequence number that camera lens is given, make camera body and above-mentioned each system that replacing camera lens is identified as the camera lens as having different performance, and by cutaway data, action can be carried out as different replacing camera lenses.About shot sequence number, will use after Fig. 5 and describe.
Next, the summary of the converter lens control changed in camera lens 100 is described.In addition, about the detailed operation controlled, use after the process flow diagram shown in Fig. 6 and Fig. 7 and describe.
(1) when switching on power or the switching of ADLPSW323 (with reference to Fig. 3) time, change camera lens 100 and detect the terminal A55a of converter Shot Detection, the state of terminal B55b, according to terminal state, whether judge the installation of converter camera lens 300.
(2) according to the state-detection result of terminal A55a, terminal B55b, detect the state of 4 shown in Fig. 4, comprise the situation changing lens monomer.In the present embodiment, if the teleconverter of teleconverter A doubly for commercially selling, if teleconverter B times and the teleconverter of teleconverter C doubly for commercially selling in the future.For teleconverter B times that commercially sells in the future and teleconverter C times, when commercially selling, by upgrading the firmware stored in the storage part 37 of replacing camera lens 100, suitably can use teleconverter B times or teleconverter C times.
(3) according to the state-detection result of terminal A55a, terminal B55b, the data switching camera body 200 and change between camera lens 100.
(4) presence or absence, the kind of converter camera lens will be distributed to from the 11st that changes the shot sequence number (in the present embodiment 12 characters) that camera lens 100 sends to camera body 200.Such as, if there is no converter camera lens, then be set to 0 (0 × 30 (ASCII display)), when converter camera lens being detected, being set to A (0 × 40 (ASCII display)), making camera body 200 be identified as picture frame as being provided with other.
(5) according to the presence or absence of converter camera lens 300, switching the transmission data from changing camera lens 100 side in camera lens side, sending this transmission data to camera body 200.
By carrying out the control of above (1) ~ (5), when being provided with converter camera lens 300 and non-mounting converter camera lens 300 when, camera body 200 is identified as and is provided with different replacing camera lenses, and replacing camera lens 100 carries out action in the exchange of data as different replacing camera lenses.
Next, the identification of the replacing camera lens of camera body 200 side is described.Camera body 200 sends various instruction to replacing camera lens 100, and replacing camera lens 100 carries out and instruction and works accordingly, and sends the data of asking.Such as, if send AskDataS (S23, S33 with reference to Fig. 7) from camera body 200, then change camera lens 100 and send the camera lens identification data changing camera lens to camera body 200.And, if send AskDataM (S25, S35 with reference to Fig. 7) from camera body 200, then change camera lens changed by shot information from camera lens 100 to camera body 200 Batch sending.
Member id, camera lens ID, H/W_Ver, F/W_Ver, shot sequence number is sent, as the identification data changing camera lens 100 from replacing camera lens 100 side direction camera body 200.At this, member id is the ID that the manufacturer changing camera lens is shown.Camera lens ID is the ID determined by each camera lens type.H/W_Ver is the ID of the version of indication circuit (substrate).F/W_Ver is the ID of the version representing firmware.For instructions such as AskDataS or AskDataM, when from change member id that camera lens 100 sends, camera lens ID, H/W_Ver, F/W_Ver, shot sequence number whole consistent, camera body 200 is judged as identical replacing camera lens 100, as long as a character difference, be then judged as different replacing camera lenses 100.
Next, the structure of Fig. 5 to shot sequence number is used to be described.As mentioned above, in the present embodiment, shot sequence number waits character to form by the numeral of 12 and letter.Show from the 1st to the 9th in 12 characters of shot sequence number when dispatching from the factory the manufacture numbering that each picture frame is given.10th is used in maintenance, and whenever keeping in repair, character changes.And the 11st is used in the situation being provided with converter camera lens.12nd illustrates untapped situation.
As shown in the example of figure 5, compared with the situation (in figure " lens monomer ") of the replacing lens monomer of non-mounting converter camera lens, if mounting converter camera lens (in figure " camera lens+teleconverter "), then the character of the 11st is different, and other character is identical.That is, in the example of fig. 5, when changing lens monomer, the 11st is " 0 ", and on the other hand, when being provided with converter camera lens, the 11st is " A ", thus different.As mentioned above, as long as form a character difference in the character of shot sequence number, then the main body control portion 203 of camera body 200 is identified as different replacing camera lenses 100.
Like this, in the present embodiment, when being provided with converter camera lens 300, comparing with uninstalled situation, sending the shot sequence number after the character of change the 11st to camera body 200.Accordingly, camera body 200 when being provided with converter camera lens 300 and non-mounting converter camera lens 300 time, control as being provided with different replacing camera lenses 100.
Next, camera lens title is described.In Exif (Exchageable image file format: exchangeable image file format) standard, can the information such as the type of camera or replacing camera lens etc. be recorded in picture data, and use this information, mounted replacing camera lens etc. can also be shown on the display part of camera body 200.
In the present embodiment, owing to utilizing terminal A55a, installation that terminal B55b can differentiate converter camera lens 300 whether and kind, so can be reflected in the data of Exif.Such as, when non-mounting converter camera lens 300, title, such as " manufacturer name is F2.8 M.40-150mm " that camera lens 100 monomer is changed in display show manufacturer name, focal length, f-number etc. in this wise.When converter camera lens 300 is installed on this replacing camera lens 100, as " M.40-150mm F2.8+M.EC-14 " adds the title of the converter camera lens 300 changing camera lens 100 and be installed on this replacing camera lens 100 in this wise, and send this title to camera body 200.
As mentioned above, camera body 200 employs " member id ", " camera lens ID ", " H/W_Ver ", " shot sequence number ", " F/W_Ver " when changing the identification of camera lens 100, in addition, also use above-mentioned " camera lens title " and " substrate sequence " as camera lens identifying information.Wherein, shot sequence number is changed when mounting converter camera lens 300 with camera lens title.
Next, the adjustment data of converter camera lens 300 are described.The converter camera lens 300 of present embodiment does not have control part and the storeies etc. such as CPU.Therefore, converter camera lens itself cannot have the intrinsic adjusted value of converter camera lens.In addition, " the adjustment data of converter camera lens " refer to " design load of the adjustment data+converter camera lens of each individuality during replacing lens monomer ".At this, the design load of converter camera lens refers to " design load designing or obtain in optical simulation " or " value (mean value etc.) obtained by trial-production etc. ".
Because converter camera lens itself cannot have adjusted value, be handled as follows so change camera lens 100 in the present embodiment: the design load of the adjustment data of each replacing camera lens individuality being added to converter camera lens, generates the adjustment data of converter camera lens.In addition, " interpolation " is not mean the additive operation on counting, but means some computing of enforcement, such as, mean the calculation process of " design load of converter camera lens " being multiplied by " design load of converter camera lens " or be added 2 times etc.
When the adjustment data of T.G Grammar device camera lens 300, for the converter camera lens do not sold when selling and changing camera lens 100, by upgrading the firmware changing camera lens 100 when selling this converter camera lens, this converter camera lens suitably can be used.In this case, in order to change guaranteeing and optimization of data area in camera lens 100, mainly classify with the data mode of 3 below.
DaTa form 1: identical with replacing lens monomer
DaTa form 2: be exclusive data, and calculate to change lens monomer data × coefficient
Data mode 3: be exclusive data, stores special raw data
Above-mentioned DaTa form 1 is identical with the data changing lens monomer, data will be caused to increase because of converter camera lens.DaTa form 2 is the data of coefficient type, such as, if the converter camera lens of 1.4 times, be then by being multiplied by 1.4 to the data of main lens (the replacing camera lens of installation), (1.4)
2the type that such coefficient can calculate.Data mode 3 is not simple coefficient, but by the data that complicated formula or the optical design that cannot be formulated decide, when upgrading firmware, stores data itself.
And according to the frequency of usage data, classification is 3 data types below.
Data type 1: be used in the data type in control treatment
Data type 2: Batch sending data type
Data type 3: state sends data type
Above-mentioned data type 1 is the data be used in control treatment, the data such as, constantly used in actuator driving, calculation process etc. in replacing camera lens 100.Be when needs restoring data, launch in ram region etc., in advance operational data and the data of the type launched in storage area.
Data type 2 is Batch sending data types, is changing during the lens data carried out between camera lens 100 and camera body 200 sends the data used when being and switching on power.As long as can use when switching on power, also can be tried to achieve by computing.
Data type 3 is that state sends data type, is the data used in state sends when changing timing synchronization between camera lens 100 and camera body 200.If easily carry out computing, then carry out computing as required, under computing complicated situation, launch in the storage area changing the CPU41 in camera lens 100.
In the present embodiment, when the adjustment data of T.G Grammar device camera lens 300, data type is divided into 3 types, the optimization of the calculation process of firmware can be sought thus.
Next, the size of data of image planes speed (Defmm/s) is described.From the data changing camera lens 100 and to comprise to the data that camera body 200 sends image planes speed, this image planes speed is the translational speed of the image planes of focus lens when moving.Such as, image planes speed Def is the maximal value of image planes speed, image planes speed Def is distributed to the size of data of 1Byte.In common replacing camera lens, the size of data of 1Byte is enough, but owing to installing the converter camera lens 300 of increment mirror-type, so image planes speed becomes faster, thus the size of data of 1Byte is inadequate sometimes.So, when being provided with the converter camera lens 300 of increment mirror-type, as long as the size of data of image planes speed Def (mm/s) is changed to 2Byte.
Next, use the process flow diagram shown in Fig. 6 and Fig. 7, the detection of converter camera lens 300 perform the CPU41 changing camera lens 100 and process thereof are described.According to the program stored in storage part 37, CPU41 controls each several part changed in camera lens 100, performs this flow process thus.In addition, in figure by converter camera lens 300 referred to as teleconverter.
In the flow process of the converter Shot Detection shown in Fig. 6, if first switch on power (S1), then carry out reset and remove (S3), and carry out camera lens CPU initialization process (S5).At this, the time point switched on power, temporarily makes the camera lens CPU41 of replacing camera lens 100 etc. change the resets such as the circuit in camera lens 100.
If carried out camera lens CPU initialization process, then next carry out the inspection (S7) of converter Shot Detection terminal.At this, CPU41 utilizes I/O45, I/O46, the state of detection terminal A55a and terminal B55b.This detection as a result, CPU41 can detect whether be provided with converter camera lens 300, when being provided with converter camera lens 300, CPU41 can the kind of identification converter camera lens 300.
If carried out the inspection of converter Shot Detection terminal, then next determine whether it has received ResetLens instruction (S9).If switched on power, then send the instruction of reset request from camera body 200 to replacing camera lens 100.In this step, determine whether it has received this ResetLens instruction, when not receiving, wait-receiving mode ResetLens instruction.
If the judgement in step S9 as a result, receive ResetLens instruction, then in the step after step S11, process according to the presence or absence of converter camera lens 300 and kind.First, determine whether converter camera lens 300 (S11) is installed.At this, carry out judging (with reference to Fig. 4) according to the result of the converter Shot Detection terminal inspection in step S7.
Judgement in step S11 as a result, when non-mounting converter camera lens 300, (S11 → no), changes to the camera lens title of camera lens (replacing camera lens) monomer, shot sequence number (S21).In this case, be in non-mounting converter camera lens 300 and the state changing camera lens 100 monomer is installed.In this case, camera lens title uses the camera lens title relevant to changing camera lens 100 monomer and shot sequence number with shot sequence number.
Then, to camera body response camera lens identification data (S23).If receive the AskDataS instruction for asking the identification data sending camera lens from camera body 200, then send camera lens identification data to camera body 200.
Then, the shot information batch data carrying out camera lens (replacing camera lens) monomer sends (S25).The AskDataM instruction of lens data is sent for asking, then the shot information stored in the storage part 37 that Batch sending is changed in camera lens 100 as former state if received from camera body 200.
Return step S11, the judgement in this step as a result, when being provided with converter camera lens 300, next determine whether unrecognizable converter camera lens (S13) is installed.At this, the result according to the converter Shot Detection terminal inspection in step S7 judges.For the firmware for generating the adjustment data that can be installed on the converter camera lens 300 changing camera lens 100, when new converter camera lens is commercially sold, carrying out the renewal of firmware, be formed at thus in storage part 37.But, sometimes do not carry out the renewal of firmware because of user, unrecognizable converter camera lens will be installed in this case.And, also sometimes detect that the detection terminal of converter camera lens is abnormal state, be identified as and unrecognizable converter camera lens is installed.
Judgement in step S13 as a result, when being provided with discernible converter camera lens (S13 → no), change to the camera lens title of camera lens (replacing camera lens)+converter camera lens, shot sequence number (S31).In this case, owing to being provided with discernible converter camera lens, so according to the firmware (program) changed in camera lens 100, change to title and the shot sequence number of converter camera lens and the replacing camera lens identified as described above.
Then, to camera body response camera lens identification data (S33).If receive the AskDataS instruction of identification data for asking to send camera lens from camera body 200, then send the camera lens identification data of the camera lens title that comprises and changing in step S31 and shot sequence etc. to camera body 200.
Then, the shot information batch data carrying out camera lens (replacing camera lens)+converter camera lens sends (S35).If receive the AskDataM instruction for asking to send lens data from camera body 200, then use the shot information etc. stored in the storage part 37 changed in camera lens 100, the adjustment data of T.G Grammar device camera lens as described above, and these adjustment data of Batch sending.That is, generate the information that the optical characteristics after synthesizing to the optical characteristics of the optical system of converter camera lens and the optical characteristics of the photographic optical system changing camera lens is relevant, and send this information to camera body.
In step S25 or S35, send if carried out shot information batch data, then the initialization next carrying out the actuator after initial communication enforcement drives (SetInitActLens) (S37).At this, the initialization carrying out the various actuators (the focus lens actuator in such as focus lens driving mechanism 25, the aperture actuator etc. in aperture drive mechanism 21) changing camera lens 100 drives.
Then, live view camera lens state synchronized process (S39) is started.Camera body 200 carries out live view display, carries out the state-detection of replacing camera lens 100 now.Namely, send SetActLV instruction from camera body 200 to replacing camera lens 100 and namely send driving indicator SetActLV from camera body 200 to replacing camera lens 100, and send the AskStatusLV for asking to send current lens state (focus lens position Fcs, f-number AV, zoom position ZM etc.) information from replacing camera lens 100 to camera body 200.
Return step S13, be (S13 → be) when being provided with unrecognizable converter camera lens in the result judged, by ResetLens, camera lens do not driven, and main body is responded (S41).In step s 9, even if receive RestLens instruction, also can not carry out the initial work of the various actuators such as lens driving in order to initialization, and send the data of this order of response to camera body 200.
Then, AskDataS instruction and AskDataM instruction (S43) is responded with the data of camera lens (replacing camera lens) monomer.AskDataS instruction is sending request of the identification data of camera lens, and AskDataM instruction is the data sending request changing camera lens 100 pairs of camera bodies 200.Although be provided with converter camera lens 300, owing to being unrecognizable converter camera lens, so send the identification data etc. of the lens monomer stored in the storage part 37 changed in camera lens 100 in this step.
Next, drive in (SetInitActLens) in the initialization of actuator, do not drive camera lens, and main body is responded (S45).At this, owing to being provided with unrecognizable converter camera lens, so in order to there is not changing the driving work being difficult to expect such as interfering with each other of lens combination in camera lens 100, forbidding the driving of the various actuators such as lens driving, and sending the data of this order of response to camera body 200.
Then, live view camera lens state synchronized process (S47) is started in the same manner as step S39.Although be provided with unrecognizable converter camera lens, start to carry out live view display in camera body 200, and carry out the state-detection of replacing camera lens 100 now in the same manner as step 39.
If start the process of live view camera lens state synchronized, then the following mark of could photographing with L_Status_M is set to cannot photograph (S49).L_Status_M is one of the response data of AskStatusLV, is the data group of the state (status) that camera lens is shown.That is, owing to being provided with unrecognizable converter camera lens, so situation about cannot photograph in this step passes to camera body 200 at replacing camera lens 100.If have input situation about cannot photograph, then camera body 200 is such as in order to inform situation about cannot photograph to user, and display part shows " PLSCONFM camera lens state " etc.
If carry out the process of step S49 or S39, then terminate the flow process of converter Shot Detection.
As described above, the camera arrangement in an embodiment of the invention is made up of the replacing camera lens 100 comprising photographic optical system and the camera body 200 that can install this replacing camera lens 100.Change camera lens 100 to have: the storage part 37 of the sequence number of memory change camera lens 100; Detect converter camera lens 300 and whether be installed on the test section (terminal A55a, terminal B55b etc.) changing camera lens 100; When detected by test section converter camera lens 300 is installed, change sequence number and send the lens control portion (S31 etc. of CPU41 etc., Fig. 7) of sequence number after changing to camera body 200.Therefore, cost can not be made to raise and various combination and expansion in the future can be carried out.Namely, due to when being provided with converter camera lens 300, the replacing camera lens being provided with converter camera lens 300 changes sequence number and sends the sequence number after this change to camera body 200, so can process as the replacing camera lens different from changing lens monomer by camera body 200.
And, in an embodiment of the invention, when be determined as converter camera lens is installed, change camera lens and send the relevant information (S35 etc. of Fig. 7) of the optical characteristics after synthesizing with the optical characteristics of the optical system of converter camera lens and the optical characteristics of the photographic optical system changing camera lens to camera body.Therefore, for the replacing camera lens being provided with converter camera lens, other generating unlike this changes the optical data of camera lens, and sends this optical data to camera body, thus camera body can process, and what need not carry out processes especially.
And, in an embodiment of the invention, when be determined as converter camera lens is installed, change camera lens and change a character in sequence number.Therefore, by simple process, the replacing camera lens being provided with converter camera lens can be processed as other replacing camera lens unlike this.
In addition, in an embodiment of the invention, be illustrated converter camera lens 300 being installed to the example changing camera lens 100, but being not limited to converter camera lens, also can be the intermediate adapter such as draw-tube (extension tube), corrugated tube (bellows).And being not limited to be arranged on and changing between camera lens 100 and camera body 200, also can be that the micro mirror of the face side being installed on replacing camera lens 100 is first-class.
And, in an embodiment of the invention, being illustrated as from the example changing the identification data that camera lens 100 side direction camera body 200 sends changing sequence number, but being not limited to this, also can changing other data for identifying camera lens such as camera lens title.And, the example of the character changing sequence number is illustrated, but is not limited to a character, also can change more than 2 characters.
And, in an embodiment of the invention, the electric contact of terminal A55a, terminal B55b is utilized to detect presence or absence and the kind of converter camera lens 300, but be not limited to electric contact, also other the detection method such as mechanical switch (if mounting converter, the switch of on-off), Magnetic testi be can pass through, presence or absence and the kind of converter camera lens 300 detected.
And, in an embodiment of the invention, as the equipment of photography, use digital camera is illustrated, but, as camera, it can be digital single-lens reflex camera, also can be small digital camera, it can also be the camera of the such dynamic image of video camera, video camera, and then, can also be built in the camera in mobile phone, smart mobile phone, portable information terminal (PDA:Personal Digital Assist), personal computer (PC), panel computer, game station etc.No matter in which kind of situation, as long as breakout box to be installed on the equipment that when changing camera lens, optical system changes, just the present invention can be applied.
In the technology illustrated in this manual, the control illustrated about mainly utilizing process flow diagram, in most cases can utilize program to set, sometimes also be accommodated in recording medium or recording unit.About the recording method be recorded in this recording medium, recording unit, record can be carried out when product export, also can utilize the recording medium of issue, can also download via the Internet.
And, about the motion flow in claims, instructions and accompanying drawing, in order to easy and use the performance such as " first ", " then " order word be illustrated, the position be not particularly illustrated is not must implement according to this order.
The invention is not restricted to above-mentioned embodiment former state, implementation phase can be out of shape textural element in the scope not departing from its purport and specialize.And appropriately combined by the multiple textural elements disclosed in above-mentioned embodiment, can form various invention.Such as, several textural elements in the entire infrastructure key element shown in embodiment can also be deleted.And then, the textural element in all right appropriately combined different embodiment.
Claims (10)
1. a camera arrangement, is made up of the replacing camera lens comprising photographic optical system and the camera body that can install this replacing camera lens, wherein,
Above-mentioned replacing camera lens has:
Storage part, it stores the sequence number of above-mentioned replacing camera lens;
Test section, it detects converter and whether is installed on above-mentioned replacing camera lens; And
Lens control portion, its when detected by above-mentioned test section above-mentioned converter is installed, change above-mentioned sequence number and send the sequence number after changing to above-mentioned camera body.
2. camera arrangement according to claim 1, wherein,
Above-mentioned lens control portion is according to the output of above-mentioned test section, differentiate above-mentioned converter, and send the relevant information of the optical characteristics after synthesizing to the optical characteristics of the optical characteristics of the optical system of above-mentioned converter and the photographic optical system of above-mentioned replacing camera lens to above-mentioned camera body.
3. camera arrangement according to claim 2, wherein,
Above-mentioned camera body has camera body control part, and above-mentioned camera body control part communicates with above-mentioned lens control portion,
Above-mentioned camera body control part, according to the information relevant to the optical characteristics after above-mentioned synthesis, sends the control command for above-mentioned lens control portion,
Above-mentioned lens control portion, according to above-mentioned control command, controls the work of above-mentioned replacing camera lens.
4. camera arrangement according to claim 1, wherein,
When detected by above-mentioned test section above-mentioned converter is installed, above-mentioned lens control portion changes a character in above-mentioned sequence number.
5. change a camera lens, it comprises photographic optical system, can installing/dismounting intermediate adapter on above-mentioned replacing camera lens, and wherein, above-mentioned replacing camera lens has:
Storage part, it stores the identification data for identifying above-mentioned replacing camera lens;
Test section, it detects above-mentioned intermediate adapter and whether is installed on above-mentioned replacing camera lens; And
Lens control portion, its when detected by above-mentioned test section above-mentioned intermediate adapter is installed, change above-mentioned identification data and send the identification data after this change to camera body.
6. replacing camera lens according to claim 5, wherein,
Above-mentioned test section can detect the kind of above-mentioned intermediate adapter,
Above-mentioned lens control portion, according to the kind of above-mentioned intermediate adapter, changes above-mentioned identification data.
7. replacing camera lens according to claim 5, wherein,
Above-mentioned storage part comprises at least one in shot sequence number and camera lens title as above-mentioned identification data,
Above-mentioned lens control portion sends to above-mentioned camera body after being changed with at least one in camera lens title by above-mentioned shot sequence number.
8. change a control method for camera lens, above-mentioned replacing camera lens comprises photographic optical system, and can installing/dismounting intermediate adapter on above-mentioned replacing camera lens, wherein,
Above-mentioned control method comprises:
Detecting step, detects above-mentioned intermediate adapter and whether is installed on above-mentioned replacing camera lens;
Change step, when detected by above-mentioned detecting step above-mentioned intermediate adapter is installed, change the identification data for identifying above-mentioned replacing camera lens; And
Forwarding step, is sent in the identification data after changing in above-mentioned change step to camera body.
9. the control method of replacing camera lens according to claim 8, wherein,
In above-mentioned detecting step, the kind of above-mentioned intermediate adapter can be detected,
In above-mentioned change step, according to the kind of above-mentioned intermediate adapter, change above-mentioned identification data.
10. the control method of replacing camera lens according to claim 8, wherein
As above-mentioned identification data, comprise at least one in shot sequence number and camera lens title,
In above-mentioned change step, change at least one in above-mentioned shot sequence number and camera lens title.
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| JP2014064128A JP6296854B2 (en) | 2014-03-26 | 2014-03-26 | Camera system |
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| JP6296854B2 (en) | 2018-03-20 |
| JP2015184660A (en) | 2015-10-22 |
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