CN105744136A - Dovetail groove type split 135 full frame EVIL (electronic viewfinder, interchangeable lens) camera - Google Patents

Dovetail groove type split 135 full frame EVIL (electronic viewfinder, interchangeable lens) camera Download PDF

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Publication number
CN105744136A
CN105744136A CN201610225273.5A CN201610225273A CN105744136A CN 105744136 A CN105744136 A CN 105744136A CN 201610225273 A CN201610225273 A CN 201610225273A CN 105744136 A CN105744136 A CN 105744136A
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CN
China
Prior art keywords
digital
modul
camera
camera body
dovetail guide
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Pending
Application number
CN201610225273.5A
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Chinese (zh)
Inventor
郑卫刚
章勐
吴芮
李君宇
叶鑫
李淑娟
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Wuhan University of Technology WUT
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Wuhan University of Technology WUT
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Application filed by Wuhan University of Technology WUT filed Critical Wuhan University of Technology WUT
Priority to CN201610225273.5A priority Critical patent/CN105744136A/en
Publication of CN105744136A publication Critical patent/CN105744136A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50Constructional details
    • H04N23/51Housings

Abstract

The invention discloses a dovetail groove type split 135 full frame EVIL (electronic viewfinder, interchangeable lens) camera. The dovetail groove type split 135 full frame EVIL camera comprises a camera body and a digital back; a U-shaped groove with a horizontal opening is arranged at the back of the camera body; any side wall of the U-shaped groove is provided with dovetail guide columns; the side of the camera body, located at the opening of the U-shaped groove, is provided with a locking switch slot; the digital back is provided with dovetail guide slots; one side of the digital back is provided with a locking switch, and the front side of the digital back is provided with a photosensitive element; the digital back glides into the U-shaped groove bottom with the cooperation of the dovetail guide slots and the dovetail guide columns in a manner that the front side of the digital back is close to one side wall, parallel to the back of the camera body, of the U-shaped groove, and the digital back is fixedly installed on the camera body by screwing the locking switch into the locking switch slot; and the distance between the photosensitive element and a mount is 18 to 20 mm. According to the dovetail groove type split 135 full frame EVIL camera provided by the invention, when a photographer has different requirements for hardware, the shooting demand can be satisfied by changing the digital backs and the camera bodies of different types.

Description

The split type 135 silent frame list electricity cameras of dovetail grooved
Technical field
The invention belongs to single electricity camera technique field, be specifically related to a kind of split type 135 silent frame list electricity cameras of dovetail grooved.
Background technology
" single electricity " camera is positioned the product transboundary between digital single-lens reflex camera and card camera, and in its structure, topmost feature is not have illuminator and pentaprism.One novel word, single electricity has been assigned two meanings: micro--miniature small and exquisite, the image quality of list-slr camera.That is this word has indicated that this camera has small and exquisite volume and single anti-general image quality.In June, 2010, Sony's first-elected " single electricity " camera NEX-5 and NEX-3." single electricity " camera has portability, the professional feature combined with fashion.The targeted customers of " single electricity " camera are mainly those and want to obtain extraordinary Picture Showing power on the one hand, want again the target customers obtaining the portability of executed in compact digital cameras on the other hand.Additionally due to the flange distance of 18mm and the reason identical with present main flow list anti-cmos sensor size, it is especially suitable for a large amount of manual camera lens that switching is in those early years handed down." single electricity " camera adopts the sensor with slr camera same size, cancel the optical finder composed component on slr camera, without prism and mirror construction, it is greatly reduced the camera lens bayonet socket distance to photo-sensitive cell, therefore, the fuselage smaller and more exquisite than Dan Fangeng can be obtained, also ensure that imaging image quality is anti-phase same with single.
Camera also has dividing of picture.Picture is as the term suggests referring to the size of image-generating unit.Refer to the size of egative film at film epoch picture, and refer to the area of photo-sensitive cell at digital age picture.nullThe picture in film epoch has respectively: little picture、Middle picture、This three major types film frame size of big picture,Picture size more than certainly middle picture also suffers from more careful division, and (middle picture refers to the imaging size between the little picture of 36 × 24mm and the big picture of 4 × 5 inches,At present,120/220 film that middle picture film camera uses width to be 6cm,Imaging size has 6 × 4.5cm,6×6cm,6×7cm,6 × 9cm etc.,The image size that big image camera is taken is bigger,Imaging clearly,Texture is vivid,Tone is moving with gradation exquisiteness,Color is more saturated true to nature,The area of one 4 × 5 inches of sheet film is 13 times of 35mm film,The area of one 5 × 7 sheet film is 25 times of 35mm film,The area of one 8 × 10 sheet film is 50 times of 35mm film),But entirety several big classes that are exactly this.In order to distinguish the film in bulk of 35 millimeters of cameras of 35 millimeters of cinematographic films and photographing unit, camera film box stamps the code name of 135.Everybody was just generally acknowledged later calls 135 films 35mm film, calling 135 cameras with the camera of 135 films.Picture size at 135 camera system Plays is 24mm × 36mm, the size of these namely traditional 135 films.And the digital age divide more careful, especially the picture size within 135 pictures is subdivided into: silent frame, APS-H, APS-C, 1 inch, 4/3 inch, 1/1.8 inch and less picture size.The size of picture determines the photoperceptivity of camera, and the information that the more big photosensitive area of picture receives more greatly light is also more many, and imaging is also more fine and smooth abundant, additionally, picture also affects imaging image field and the depth of field simultaneously, and the image field of the more big acquisition of picture is bigger, and the depth of field is also shallow.Certainly, what picture also brought greatly simultaneously is the fine-resolution of high pixel.
Current 135 silent frame series camera are the cameras that camera lens is maximum, also it is that in little image camera, volume is maximum, the camera that image quality is best, its photo-sensitive cell and display screen and camera body are Integral design, and this part, middle image camera is called " DIGITAL-MODUL-R ".But, photographer is in usual use procedure, for different scenes, photo-sensitive cell and display screen there is different demand, such as shoot black and white, during the different photo of colored or pixel, need to change different photo-sensitive cells, or the development along with science and technology, need to update other hardware devices, such as update display screen and to the big screen touch screen of widescreen or roll up screen etc., update wireless communication module to WiFi module, bluetooth module or following other wireless communication modules occurred, all can only change complete machine with satisfied shooting demand, such cost is very high, and cause the wasting of resources of existing camera.
Existing DIGITAL-MODUL-R is mainly attached on middle image camera or big image camera and uses, DIGITAL-MODUL-R, Gu Mingsi meaning is exactly by back product after biometrics, CCD, converter memory card interface etc. are integrated in back, utilize CF card or fire-wire interfaces to be connected into computer as storage medium.DIGITAL-MODUL-R can make originally to use the camera of film can also be digitized shooting, and it is bulky, involves great expense, and DIGITAL-MODUL-R will tens0000 even hundreds of thousands, it is impossible to the demand of the person that meets commonness photograph.That is, in the market but without the structure of camera body and DIGITAL-MODUL-R split for silent frame number list electricity camera design, photographer cannot be met to variety classes camera and demand dissimilar, different pixels back, need complete machine to change when also cannot solve photographer's upgrading hardware equipment and cause relatively costly problem.
Summary of the invention
It is an object of the invention to provide a kind of split type 135 silent frame list electricity cameras of dovetail grooved, photo-sensitive cell and display screen collection are entered in DIGITAL-MODUL-R by it, again DIGITAL-MODUL-R and camera body are detachably installed, to meet photographer when using 135 silent frame list electricity cameras to have different demand, more easily specific aim can change required parts to reach better shooting effect, photographer's HardwareUpgring cost can be reduced, be effectively improved camera quality simultaneously.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of split type 135 silent frame list electricity cameras of dovetail grooved, this list electricity camera includes camera body and DIGITAL-MODUL-R;Wherein,
The bayonet socket for installing camera lens it is provided with before described camera body, described camera body is provided with shutter and multiple shoot function button, it is provided with electronic viewfinder in described camera body, the horizontally disposed U-type groove of notch it is provided with after described camera body, described U-type groove has three sidewalls and a diapire, the arbitrary sidewall of described U-type groove is provided with dovetail guide pillar, and described camera body is positioned at the side of U-type groove opening and is provided with locking switch groove;
Described DIGITAL-MODUL-R is provided with the dovetail guide groove matched with described dovetail guide pillar, the side of described DIGITAL-MODUL-R is provided with can precession or screw out the locking switch of described locking switch groove, it is provided with photo-sensitive cell before described DIGITAL-MODUL-R, the photosensitive area of described photo-sensitive cell is 36x24mm, the sidewall that U-type groove is parallel with after camera body it is close to before described DIGITAL-MODUL-R, cooperation lower slider at dovetail guide groove and dovetail guide pillar enters U-type groove bottom land, and by DIGITAL-MODUL-R being fixedly mounted on camera body in locking switch precession locking switch groove, now, distance between described photo-sensitive cell and bayonet socket is 18~20mm, it is provided with processor in described DIGITAL-MODUL-R, wireless communication module and power supply, described DIGITAL-MODUL-R is provided with multiple function button, it is provided with display screen after described DIGITAL-MODUL-R.
By technique scheme, described dovetail guide pillar is arranged on the sidewall that U-type groove is parallel with after camera body, and described dovetail guide groove is opened in before DIGITAL-MODUL-R.
By technique scheme, the quantity of described dovetail guide pillar is two.
By technique scheme, described photo-sensitive cell is CCD or cmos sensor.
nullThe method have the advantages that photographer is needed the part set changed to enter in DIGITAL-MODUL-R by the present invention in actual photographed,Other parts are retained on camera body,Camera body rear portion is emptied process and forms U-type groove,And the dovetail guide pillar inserted for DIGITAL-MODUL-R is set on the sidewall of U-type groove,DIGITAL-MODUL-R is offered the dovetail guide groove of correspondence,DIGITAL-MODUL-R inserts in camera body under the guide effect with dovetail guide pillar of the dovetail guide groove,After DIGITAL-MODUL-R is pushed completely into,Stir locking switch to locking state,Make DIGITAL-MODUL-R locking cannot skid off in U-type groove,Ensure the safety in DIGITAL-MODUL-R use procedure,When photographer has different requirement for hardware time,Replaceable different types of DIGITAL-MODUL-R and camera body,To meet pixel、The demand of situation of taking pictures,Improve photographer's pickup quality,Meet greater demand,And replacement cost is low,The demand of most of photographer can be met.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation of camera body in the embodiment of the present invention;
Fig. 2 is the structural representation of DIGITAL-MODUL-R in the embodiment of the present invention;
Fig. 3 is the side view of DIGITAL-MODUL-R in the embodiment of the present invention;
Fig. 4 is view during locking switch locking in the embodiment of the present invention;
Fig. 5 is the structural representation of the embodiment of the present invention;
Fig. 6 is the graphics before the embodiment of the present invention;
Fig. 7 is embodiment of the present invention graphics below.
In figure: 1 camera body, 1.1-U type groove, 1.2-dovetail guide pillar, 1.3-locking switch groove, 1.4-shoot function button, 2-DIGITAL-MODUL-R, 2.1-photo-sensitive cell, 2.2-locking switch, 2.3 dovetail guide grooves, 2.4 function buttons, 2.5-display screen.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
In the preferred embodiment, as shown in Fig. 1-Fig. 7, a kind of split type 135 silent frame list electricity cameras of dovetail grooved, this list electricity camera includes camera body 1 and DIGITAL-MODUL-R 2;Wherein,
The bayonet socket for installing camera lens it is provided with before camera body 1, camera body 1 is provided with shutter and multiple shoot function button 1.4, it is provided with electronic viewfinder in camera body 1, the horizontally disposed U-type groove 1.1 of notch it is provided with after camera body 1, U-type groove 1.1 has three sidewalls and a diapire, the arbitrary sidewall of U-type groove 1.1 is provided with dovetail guide pillar 1.2, and camera body 1 is positioned at the side of U-type groove opening and is provided with locking switch groove 1.3;
nullDIGITAL-MODUL-R 2 is provided with the dovetail guide groove 2.3 matched with dovetail guide pillar 1.2,The side of DIGITAL-MODUL-R 2 be provided with can precession or screw out locking switch groove 1.3 locking switch 2.2,Photo-sensitive cell 2.1 it is provided with before DIGITAL-MODUL-R 2,The photosensitive area of photo-sensitive cell 2.1 is 36x24mm,The sidewall that U-type groove is parallel with after camera body it is close to before DIGITAL-MODUL-R、Cooperation lower slider at dovetail guide groove and dovetail guide pillar enters U-type groove bottom land,And by DIGITAL-MODUL-R being fixedly mounted on camera body in locking switch precession locking switch groove,Now,Distance between photo-sensitive cell and bayonet socket is 18~20mm,Processor it is provided with in DIGITAL-MODUL-R、Wireless communication module and power supply,DIGITAL-MODUL-R 2 is provided with multiple function button 2.4,Display screen 2.5 it is provided with after DIGITAL-MODUL-R 2.In the present embodiment, locking switch adopts the mode stirring plectrum, manual operation, simple accurately convenience.
In a preferred embodiment of the invention, as it is shown in figure 1, dovetail guide pillar 1.2 is arranged on the sidewall that U-type groove is parallel with after camera body, as shown in Figure 2,3, dovetail guide groove 2.3 is opened in before DIGITAL-MODUL-R.Wherein, the quantity of dovetail guide pillar is two, and accordingly, the quantity of dovetail guide groove is also two, and is positioned at the both sides of photo-sensitive cell.
In a preferred embodiment of the invention, as it is shown in figure 1, photo-sensitive cell is CCD or cmos sensor, CCD or cmos sensor be connected with camera body collection photographed data.
The present invention carries out split-type design based on 135 silent frames (36 × 24mm) single electricity camera, and the present invention is mainly made up of 135 silent frame list electricity camera lens, the removable 135 silent frame list electricity camera bodies of back and 135 silent frame list electricity camera DIGITAL-MODUL-Rs.The present invention is when design, undertaken emptying process by 135 silent frame list electricity camera body rear portions, open a side-plug-in U-type groove inserted for DIGITAL-MODUL-R, and dovetail guide pillar is set on the sidewall of U-type groove, camera body is offered locking switch groove, DIGITAL-MODUL-R sets corresponding dovetail guide groove and locking switch, the design of dovetail type guiding slot is to ensure that DIGITAL-MODUL-R pushes along slot constraint direction and will not be skidded off from the side by stably fixing, compactness is high, and guide fixing effect when matching by dovetail guide groove and play with locking switch and insert DIGITAL-MODUL-R, when DIGITAL-MODUL-R is along being pushed completely into U-type groove bottom land, by locking switch being fiddled with to lock-out state, DIGITAL-MODUL-R makes it cannot deviate from camera body with camera body is fully locked, ensure that the use safety of DIGITAL-MODUL-R in shooting process.It is provided with CMOS or CCD induction apparatus before DIGITAL-MODUL-R, is used for carrying out signal transmission.Camera body and DIGITAL-MODUL-R are also devised with correlation function button, required corresponding function when being used for realizing shooting.The DIGITAL-MODUL-R profile of relevant 135 silent frame list electricity cameras all adopts same form, to improve the interchangeability of camera body and DIGITAL-MODUL-R.
It should be appreciated that for those of ordinary skills, it is possible to improved according to the above description or converted, and all these are improved and convert the protection domain that all should belong to claims of the present invention.

Claims (4)

1. the split type 135 silent frame list electricity cameras of dovetail grooved, it is characterised in that this list electricity camera includes camera body and DIGITAL-MODUL-R;Wherein,
The bayonet socket for installing camera lens it is provided with before described camera body, described camera body is provided with shutter and multiple shoot function button, it is provided with electronic viewfinder in described camera body, the horizontally disposed U-type groove of notch it is provided with after described camera body, described U-type groove has three sidewalls and a diapire, the arbitrary sidewall of described U-type groove is provided with dovetail guide pillar, and described camera body is positioned at the side of U-type groove opening and is provided with locking switch groove;
Described DIGITAL-MODUL-R is provided with the dovetail guide groove matched with described dovetail guide pillar, the side of described DIGITAL-MODUL-R is provided with can precession or screw out the locking switch of described locking switch groove, it is provided with photo-sensitive cell before described DIGITAL-MODUL-R, the photosensitive area of described photo-sensitive cell is 36x24mm, the sidewall that U-type groove is parallel with after camera body it is close to before described DIGITAL-MODUL-R, cooperation lower slider at dovetail guide groove and dovetail guide pillar enters U-type groove bottom land, and by DIGITAL-MODUL-R being fixedly mounted on camera body in locking switch precession locking switch groove, now, distance between described photo-sensitive cell and bayonet socket is 18~20mm, it is provided with processor in described DIGITAL-MODUL-R, wireless communication module and power supply, described DIGITAL-MODUL-R is provided with multiple function button, it is provided with display screen after described DIGITAL-MODUL-R.
2. single electricity camera according to claim 1, it is characterised in that described dovetail guide pillar is arranged on the sidewall that U-type groove is parallel with after camera body, and described dovetail guide groove is opened in before DIGITAL-MODUL-R.
3. single electricity camera according to claim 2, it is characterised in that the quantity of described dovetail guide pillar is two.
4. single electricity camera according to claim 1, it is characterised in that described photo-sensitive cell is CCD or cmos sensor.
CN201610225273.5A 2016-04-12 2016-04-12 Dovetail groove type split 135 full frame EVIL (electronic viewfinder, interchangeable lens) camera Pending CN105744136A (en)

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CN201610225273.5A CN105744136A (en) 2016-04-12 2016-04-12 Dovetail groove type split 135 full frame EVIL (electronic viewfinder, interchangeable lens) camera

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CN201610225273.5A CN105744136A (en) 2016-04-12 2016-04-12 Dovetail groove type split 135 full frame EVIL (electronic viewfinder, interchangeable lens) camera

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050012852A1 (en) * 2003-07-18 2005-01-20 Gann Robert G. Apparatus and method for digital camera and enclosure
CN1753145A (en) * 2005-11-09 2006-03-29 河南安彩高科股份有限公司 Large screen glass cone for colour cathode ray tube
US20070035647A1 (en) * 2005-08-10 2007-02-15 Fuji Photo Film Co., Ltd. Imaging device unit and camera system
CN101082757A (en) * 2007-06-29 2007-12-05 黄河 Digital cameras wide width film splicing gauge and digital cameras thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050012852A1 (en) * 2003-07-18 2005-01-20 Gann Robert G. Apparatus and method for digital camera and enclosure
US20070035647A1 (en) * 2005-08-10 2007-02-15 Fuji Photo Film Co., Ltd. Imaging device unit and camera system
CN1753145A (en) * 2005-11-09 2006-03-29 河南安彩高科股份有限公司 Large screen glass cone for colour cathode ray tube
CN101082757A (en) * 2007-06-29 2007-12-05 黄河 Digital cameras wide width film splicing gauge and digital cameras thereof

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