CN205787540U - Manual camera lens adapter ring - Google Patents

Manual camera lens adapter ring Download PDF

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Publication number
CN205787540U
CN205787540U CN201620468524.8U CN201620468524U CN205787540U CN 205787540 U CN205787540 U CN 205787540U CN 201620468524 U CN201620468524 U CN 201620468524U CN 205787540 U CN205787540 U CN 205787540U
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CN
China
Prior art keywords
camera lens
camera
connector
manual
adapter ring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201620468524.8U
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Chinese (zh)
Inventor
梁建平
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梁建平
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Priority to CN201620181519 priority Critical
Priority to CN2016201815199 priority
Application filed by 梁建平 filed Critical 梁建平
Application granted granted Critical
Publication of CN205787540U publication Critical patent/CN205787540U/en
Active legal-status Critical Current
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Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B17/00Details of cameras or camera bodies; Accessories therefor
    • G03B17/02Bodies
    • G03B17/12Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B13/00Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32Means for focusing
    • G03B13/34Power focusing
    • G03B13/36Autofocus systems

Abstract

This utility model relates to a kind of manual camera lens adapter ring, including the camera connector being connected with camera, the camera lens connector being connected with manual camera lens, drive the driving means that camera lens connector moves along camera lens optical axis direction, the controller being electrically connected with driving means, controller is also electrically connected with the focusing control unit of camera, camera lens connector and camera connector are all connected with driving means, camera connector is provided with at least three guide post, guide post is arranged in parallel with camera lens optical axis, the line of at least three guide post subpoint on installed surface is triangular in shape, camera lens connector is provided with and guide post pilot hole one to one.Data and instruction that camera can be transmitted by manual camera lens adapter ring process and respond, it is achieved auto-focusing, easy to use.Owing to camera connector is provided with at least three guide post, 3 become a plane, play a supportive role camera lens connector, be particularly well-suited to the manual camera lens that erection weight is bigger or length is long.

Description

Manual camera lens adapter ring
Technical field
This utility model relates to the technical field of camera lens and camera switching, transfers particularly to a kind of manual camera lens Ring.
Background technology
Manual camera lens adapter ring can link together the photographing unit of different brands and manual camera lens, to meet not Same photography demand.After manual camera lens is arranged on camera by adapter ring, general by rotary manual camera lens Outside focusing ring, the material resources distance between regulation lens set and sensitized lithography, it is achieved right to different subjects Burnt.During focusing, photographer needs to observe imaging contexts by viewfinder, is confirming main body imaging Press shutter after Qing Xi, complete shooting.But this focusing mode relies heavily on human eye on focusing screen The differentiation of image and the proficiency level of photographer and the eyesight status of photographer, the requirement to shooting is the highest, In-convenience in use.Although invented the camera that can realize manual camera lens auto-focusing in the nineties, but this camera It is to utilize mobile film to realize changing the distance of camera lens and imaging surface to realize auto-focusing, but this technology Will certainly increase the volume of camera, focusing range is the most relatively small, it is impossible to adapt to different cameras.
Utility model content
The purpose of this utility model is to provide a kind of manual camera lens adapter ring, it is possible to adaptive different cameral and mirror Head, it is achieved the auto-focusing of manual camera lens.
For realizing the purpose of this utility model, adopt the technical scheme that:
A kind of manual camera lens adapter ring, joins with manual camera lens including the camera connector being connected with camera Close connect camera lens connector, drive the driving means that moves along camera lens optical axis direction of camera lens connector and drive The controller that dynamic device is electrically connected with, controller also focusing control unit with camera is electrically connected with, and camera lens is even Fitting and camera connector are all connected with driving means, and camera connector is provided with at least three guide post, guide Bar is arranged in parallel with camera lens optical axis, and the line of at least three guide post subpoint on installed surface is triangular in shape, Camera lens connector is provided with and guide post pilot hole one to one.
During work, controller receives the focusing information that the focusing control unit of camera sends, and controller is to reception Information carries out processing and send focusing instruction, and then controls driving means action, and driving means drives camera lens even Fitting moves along the optical axis direction of camera lens, completes the flexible of camera lens, changes the horizontal range of camera lens and camera, Thus realize the auto-focusing of manual camera lens.Manual camera lens adapter ring of the present utility model can be to camera transmission Data and instruction process and respond, it is achieved auto-focusing, easy to use, also make different model or product The camera lens of board can use on different cameras, and this manual camera lens adapter ring is as the external parts of camera, The volume of camera itself will not be increased.Camera connector is provided with guide post, camera lens connector in moving process, Guide post not only play the guiding role, and owing to camera connector is provided with at least three guide post, at least three is led Triangular in shape to the line of bar, 3 become a plane, play a supportive role camera lens connector, prevent camera lens even Fitting is due to run-off the straight under the action of gravity of manual camera lens, and causes the optical axis of manual camera lens to offset, The installation site making manual camera lens is more accurate, is particularly well-suited to the hands that erection weight is bigger or length is long Index glass head.
Below technical scheme is further illustrated:
Further, camera lens connector is provided with pars contractilis, and driving means includes being fixed on camera connector Motor, the drive mechanism that is connected with the rotating shaft of motor of one end, the other end of drive mechanism coordinates with pars contractilis Connect.Driving means, by controlling electric machine rotation, makes driven by motor drive mechanism action, passes through drive mechanism With coordinating of pars contractilis, make camera lens connector move along the optical axis direction of camera lens, change camera lens and camera Horizontal range, thus realize the auto-focusing of manual camera lens.
Further, driving means has two, and camera lens connector is provided with to be stretched one to one with driving means Contracting portion.Make camera lens connector the most more stable, make manual camera lens adapter ring have enough driving electric, special It is not applicable to the manual camera lens that erection weight is bigger or length is long.
Further, controller is located in camera connector, controller include control circuit board and one end with The contact pilotage that control circuit board connects, the other end of contact pilotage is connected with the contact of focusing control unit, controls circuit Plate is electrically connected with motor.Controller is located in camera connector, and the adapter ring profile making manual camera lens is more beautiful See;Contact pilotage is connected with the contact of focusing control unit in camera, for counting between camera and control circuit board Exchanging according to instruction, control circuit board controls to drive motor action according to the information received.
Further, motor is servomotor.Servomotor makes speed and positional precision control more accurate, The movement making manual camera lens is more accurate.
Further, being provided with the Hall element being electrically connected with controller in camera adaptor, camera lens is even Fitting is provided with the Magnet being oppositely arranged with Hall element.By Hall element and the cooperation of Magnet, detection The change of magnetic field intensity, and the information gathered is sent to controller, it is achieved camera lens connector displacement Accurately control.
Further, drive mechanism is rack and pinion drive mechanism, rack and pinion drive mechanism include gear, The tooth bar engaged with gear, tooth bar is fixed on pars contractilis, and gear is connected with the rotating shaft of motor.Driven by motor tooth Wheel rotates, and gear engages with the tooth bar being fixed on pars contractilis, and band carry-over bar is along the optical axis direction of camera lens Mobile, it is achieved the auto-focusing of manual camera lens.
Further, being additionally provided with power module in camera connector, power module is electrically connected with controller. Motor is made to have enough driving electric.
Further, guide post has four, and four guide posts are symmetrical arranged.Make camera lens connector movably More stable.
Compared with prior art, this utility model has the advantages that
During utility model works, controller receives the focusing information that the focusing control unit of camera sends, control Device processed docking collection of letters breath carries out processing and send focusing instruction, and then controls driving means action, driving means Drive camera lens connector to move along the optical axis direction of camera lens, complete the flexible of camera lens, change camera lens and camera Horizontal range, thus realize the auto-focusing of manual camera lens.Manual camera lens adapter ring of the present utility model can The data and the instruction that transmit camera process and respond, it is achieved auto-focusing, easy to use, also make not The camera lens of same model or brand can use on different cameras, and this manual camera lens adapter ring is as camera External parts, the volume of camera itself will not be increased.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment manual camera lens adapter ring;
Fig. 2 is the structural representation of this utility model embodiment camera lens connector.
Description of reference numerals:
10. camera, 20. camera connectors, 210. guide posts, 30. camera lens connectors, 310. pars contractilis, 320. Pilot hole, 40. driving means, 410. motors, 420. drive mechanisms, 50. controllers, 510. control circuit Plate, 520. contact pilotages, 60. manual camera lenses, 70. Hall elements, 80. Magnet.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described in detail:
As depicted in figs. 1 and 2, a kind of manual camera lens adapter ring, including the camera being connected with camera 10 Camera lens connector 30 that connector 20 is connected with manual camera lens 60, drive camera lens connector 30 along mirror The controller 50 that the head driving means 40 that moves of optical axis direction and driving means 40 are electrically connected with, controller 50 are also electrically connected with the focusing control unit of camera 10, camera lens connector 30 and camera connector 20 all with Driving means 40 connects, and camera connector 20 is provided with at least three guide post 210, guide post 210 and camera lens Optical axis is arranged in parallel, and the line of at least three guide post 210 subpoint on installed surface is triangular in shape, mirror Head connector 30 is provided with and guide post 210 pilot hole 320 one to one.
During work, controller 50 receives the focusing information that the focusing control unit of camera 10 sends, controller 50 docking collection of letters breaths carry out processing and send focusing instruction, and then control driving means 40 action, driving means 40 drive camera lens connector 30 to move along the optical axis direction of camera lens, complete the flexible of camera lens, change camera lens and phase The horizontal range of machine 10, thus realize the auto-focusing of manual camera lens 60.Manual camera lens of the present utility model Data and instruction that camera 10 can be transmitted by adapter ring process and respond, it is achieved auto-focusing, use Convenient, also make the camera lens of different model or brand can use on different cameras 10, and this manual camera lens Adapter ring, as the external parts of camera 10, will not increase the volume of camera 10 itself.Camera connector 20 Being provided with guide post 210, camera lens connector 30 is in moving process, and guide post 210 not only play the guiding role, And owing to camera connector 20 is provided with at least three guide post 210, the line of at least three guide post 210 in Triangle, 3 become planes, camera lens connector 30 is played a supportive role, prevent camera lens connector 30 by Run-off the straight under the action of gravity of manual camera lens 60, and cause the optical axis of manual camera lens 60 to offset, Make the installation site of manual camera lens 60 more accurate, be particularly well-suited to that erection weight is bigger or length is long Manual camera lens 60.
In the present embodiment, driving means 40 has two, two driving means 40 mirror-image arrangement, guide post 210 have four, and guide post 210 is in column, and four guide posts 210 are arranged symmetrically on camera connector 20. Make camera lens connector 30 the most more stable, make manual camera lens adapter ring have enough driving electric, the suitableeest Bigger for erection weight or that length is long manual camera lens 60.Driving means 40 can also be according to reality Needing to arrange more than one, guide post 210 can also arrange more than three according to actual needs, guide post 210 Can also be arranged on according to actual needs on camera lens connector 30, pilot hole 320 is then arranged on camera connector On 20.
As depicted in figs. 1 and 2, camera lens connector 30 is provided with two pars contractilis 310 positioned opposite, drives Device 40 includes two motors being symmetrically fixed on camera connector 20 410 and motor 410 one_to_one corresponding Drive mechanism 420, one end of drive mechanism 420 is connected with the rotating shaft of motor 410, the other end and pars contractilis 310 are connected.Driving means 40 rotates by controlling motor 410, makes motor 410 drive drive mechanism 420 actions, by coordinating of drive mechanism 420 and pars contractilis 310, make camera lens connector 30 along camera lens Optical axis direction move, change the horizontal range of camera lens and camera 10, thus realize manual camera lens 60 from Dynamic focusing.
In the present embodiment, motor 410 is servomotor 410, and servomotor 410 makes speed and positional precision Controlling more accurate, the movement making manual camera lens 60 is more accurate;Drive mechanism 420 is rack pinion machine Structure 420, rack and pinion drive mechanism 420 includes the tooth bar that gear engages with gear, and tooth bar is fixed on flexible Portion 310, gear is connected with the rotating shaft of motor 410, and motor 410 driven gear rotates, and gear is stretched with being fixed on Tooth bar engagement in contracting portion 310, and band carry-over bar moves along the optical axis direction of camera lens, it is achieved manual camera lens The auto-focusing of 60.Motor 410 can be to be set to other forms according to actual needs, and drive mechanism 420 is also May be configured as the form of Worm and worm-wheel gearing 420, Worm and worm-wheel gearing 420 include worm gear and The worm screw that worm gear is adaptive, worm screw is rotationally connected with motor 410, and worm gear is in transmission connection with pars contractilis 310, electricity Machine 410 drives worm screw to rotate, and worm screw coordinates with turbine, makes pars contractilis 310 move along the optical axis direction of camera lens Dynamic, it is achieved the auto-focusing of manual camera lens 60;Drive mechanism 420 can also be set to stretch according to actual needs Other flexible kinds of drive such as contracting bar.
As it is shown in figure 1, controller 50 is located in camera connector 20, controller 50 includes control circuit board 510 and the contact pilotage 520 that is connected with control circuit board 510 of one end, the other end of contact pilotage 520 and focusing control single The contact of unit connects, and control circuit board 510 is electrically connected with motor 410.Controller 50 is located at camera and is connected In part 20, make manual camera lens adapter ring profile more attractive;Contact pilotage 520 and focusing control unit in camera 10 Contact connect, for carry out between camera 10 and control circuit board 510 data with instruction exchange, control circuit Plate 510 controls motor 410 action according to the information received.Controller 50 can also be arranged according to actual needs For other forms.
As it is shown in figure 1, be provided with the Hall element 70 being electrically connected with controller 50 in camera adaptor 20, Camera lens connector 30 is provided with the Magnet 80 coordinated with Hall element 70.By Hall element 70 and Magnet The cooperation of 80, the change of detection magnetic field intensity, and the information gathered is sent to controller 50, it is achieved camera lens The accurate control of connector 30 displacement.
In the present embodiment, Hall element 70 is located on control circuit board 510, and Hall element 70 is also Can be arranged on other positions of camera connector 20 according to actual needs, Hall element can also be according to reality Border needs to be arranged on camera lens connector 30, and Magnet 80 is then arranged on camera connector 20.
Power module (accompanying drawing does not identifies), power module and controller 50 electricity it is additionally provided with in camera connector 20 Property connect, make motor 410 have enough driving electric.
In the present embodiment, camera connector 20 is that the bayonet socket with camera 10 fixes the camera connection ring being connected, Camera lens connector 30 is to fix the camera lens being connected to connect ring with manual camera lens 60 outer shroud, and camera lens connects ring and hands Index glass head 60 external diameter matches so that manual camera lens 60 is connected the fixing connection of ring, beneficially camera 10 with camera lens With fixing of manual camera lens 60.Camera connector 20 and camera lens connector 30 can also set according to actual needs It is set to other forms.
During use, after handle index glass head adapter ring installs, contact pilotage 520 and focusing control unit in camera 10 Contact connect, thus obtain the focusing information on camera 10 and pass to control circuit board 510 and process, Then control circuit board 510 drives servomotor 410 so that the drive mechanism being connected with servomotor 410 420 rotate, and drive the pars contractilis 310 of camera lens connector 30 to move forward and backward so that manual camera lens 60 and camera 10 in distance between imaging surface change and realize auto-focusing.Of the present utility model manually Data and instruction that camera 10 can be transmitted by camera lens adapter ring process and respond, it is achieved auto-focusing, The camera lens also making different model or brand can use on different cameras 10, and this manual camera lens adapter ring As the external parts of camera 10, the volume of camera 10 itself will not be increased, this adapter ring simple in construction, Volume is light and handy, easy to use.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the most right The all possible combination of each technical characteristic in above-described embodiment is all described, but, if these skills There is not contradiction in the combination of art feature, is all considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, its describe more concrete and In detail, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, it is right For those of ordinary skill in the art, without departing from the concept of the premise utility, it is also possible to do Going out some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, this utility model is special The protection domain of profit should be as the criterion with claims.

Claims (9)

1. a manual camera lens adapter ring, it is characterised in that the camera connector that includes being connected with camera, The camera lens connector that is connected with manual camera lens, described camera lens connector is driven to move along camera lens optical axis direction Driving means and the controller that is electrically connected with of described driving means, described controller also with the focusing of camera Control unit is electrically connected with, and described camera lens connector and described camera connector are all connected with described driving means, Described camera connector is provided with at least three guide post, and described guide post is arranged in parallel with camera lens optical axis, at least The line of three described guide posts subpoint on installed surface is triangular in shape, described camera lens connector be provided with Described guide post pilot hole one to one.
Manual camera lens adapter ring the most according to claim 1, it is characterised in that described camera lens connector Being provided with pars contractilis, described driving means includes that the motor being fixed on described camera connector, one end are with described The drive mechanism that the rotating shaft of motor connects, the other end of described drive mechanism is connected with described pars contractilis.
Manual camera lens adapter ring the most according to claim 2, it is characterised in that described driving means has Two, described camera lens connector is provided with pars contractilis the most described with described driving means.
Manual camera lens adapter ring the most according to claim 2, it is characterised in that described controller is located at In described camera connector, described controller includes that control circuit board and one end are connected with described control circuit board Contact pilotage, the other end of described contact pilotage is connected with the contact of described focusing control unit, described control circuit board It is electrically connected with described motor.
Manual camera lens adapter ring the most according to claim 4, it is characterised in that described motor is servo Motor.
Manual camera lens adapter ring the most according to claim 1, it is characterised in that described camera adaptor Inside being provided with the Hall element being electrically connected with described controller, described camera lens connector is provided with and described Hall The Magnet that sensor is oppositely arranged.
7. according to the manual camera lens adapter ring described in any one of claim 2 to 6, it is characterised in that described Drive mechanism is rack and pinion drive mechanism, and described rack and pinion drive mechanism includes gear and described gear The tooth bar of engagement, described tooth bar is fixed on described pars contractilis, and described gear is connected with the rotating shaft of described motor.
8. according to the manual camera lens adapter ring described in any one of claim 1 to 6, it is characterised in that described Being additionally provided with power module in camera connector, described power module is electrically connected with described controller.
9. according to the manual camera lens adapter ring described in any one of claim 1 to 6, it is characterised in that described Guide post has four, and four described guide posts are symmetrical arranged.
CN201620468524.8U 2016-03-09 2016-05-19 Manual camera lens adapter ring Active CN205787540U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201620181519 2016-03-09
CN2016201815199 2016-03-09

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CN201620468543.0U Active CN205787536U (en) 2016-03-09 2016-05-19 Manual camera lens adapter ring
CN201610340953.1A Pending CN105785692A (en) 2016-03-09 2016-05-19 Adapter ring for manual lens and method for automatically focusing manual lens
CN201620468524.8U Active CN205787540U (en) 2016-03-09 2016-05-19 Manual camera lens adapter ring

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CN201620468543.0U Active CN205787536U (en) 2016-03-09 2016-05-19 Manual camera lens adapter ring
CN201610340953.1A Pending CN105785692A (en) 2016-03-09 2016-05-19 Adapter ring for manual lens and method for automatically focusing manual lens

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CN (3) CN205787536U (en)
WO (1) WO2017152510A1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10715706B2 (en) 2018-11-23 2020-07-14 Nanning Fugui Precision Industrial Co., Ltd. Camera module and electronic equipment using the camera module
US10775682B2 (en) 2017-05-31 2020-09-15 Canon Kabushiki Kaisha Adapter device, imaging apparatus, and accessory
US10775585B2 (en) 2017-05-31 2020-09-15 Canon Kabushiki Kaisha Accessory, image pickup apparatus on which same is mountable, and camera system
US10782598B2 (en) 2017-05-31 2020-09-22 Canon Kabushiki Kaisha Accessory, image pickup apparatus on which same is mountable, and camera system
US10795246B2 (en) 2017-05-31 2020-10-06 Canon Kabushiki Kaisha Imaging apparatus and accessory
US10948807B2 (en) 2017-05-31 2021-03-16 Canon Kabushiki Kaisha Imaging apparatus and accessory

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205787536U (en) * 2016-03-09 2016-12-07 梁建平 Manual camera lens adapter ring
CN111866365A (en) * 2019-04-29 2020-10-30 武汉精立电子技术有限公司 Industrial camera capable of automatically focusing and control method
CN111031245A (en) * 2019-12-19 2020-04-17 苏州光测视界智能科技有限公司 Controller and control method for adjusting industrial camera lens

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JP5183135B2 (en) * 2007-09-21 2013-04-17 キヤノン株式会社 Interchangeable lenses and optical equipment
JP2010026120A (en) * 2008-07-17 2010-02-04 Olympus Imaging Corp Camera system and adapter
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CN103581530A (en) * 2012-07-21 2014-02-12 甘宇 Bayonet focusing digital camera
CN205787536U (en) * 2016-03-09 2016-12-07 梁建平 Manual camera lens adapter ring

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10852625B2 (en) 2017-05-31 2020-12-01 Canon Kabushiki Kaisha Accessory, image pickup apparatus on which same is mountable, and camera system
US10775682B2 (en) 2017-05-31 2020-09-15 Canon Kabushiki Kaisha Adapter device, imaging apparatus, and accessory
US10775585B2 (en) 2017-05-31 2020-09-15 Canon Kabushiki Kaisha Accessory, image pickup apparatus on which same is mountable, and camera system
US10782598B2 (en) 2017-05-31 2020-09-22 Canon Kabushiki Kaisha Accessory, image pickup apparatus on which same is mountable, and camera system
US10795246B2 (en) 2017-05-31 2020-10-06 Canon Kabushiki Kaisha Imaging apparatus and accessory
TWI711873B (en) * 2017-05-31 2020-12-01 日商佳能股份有限公司 Adapter device, mount apparatus, imaging apparatus, and accessory
US10948807B2 (en) 2017-05-31 2021-03-16 Canon Kabushiki Kaisha Imaging apparatus and accessory
US10715706B2 (en) 2018-11-23 2020-07-14 Nanning Fugui Precision Industrial Co., Ltd. Camera module and electronic equipment using the camera module

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Publication number Publication date
CN205787536U (en) 2016-12-07
CN105785692A (en) 2016-07-20
WO2017152510A1 (en) 2017-09-14

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