CN204028535U - Single-lens reflex camera external connected electronic view finder - Google Patents
Single-lens reflex camera external connected electronic view finder Download PDFInfo
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- CN204028535U CN204028535U CN201420418651.8U CN201420418651U CN204028535U CN 204028535 U CN204028535 U CN 204028535U CN 201420418651 U CN201420418651 U CN 201420418651U CN 204028535 U CN204028535 U CN 204028535U
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- lens
- reflector
- reflex camera
- view finder
- finder
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Abstract
The utility model relates to a kind of single-lens reflex camera external connected electronic view finder, it can carry out viewfinder image in single-lens reflex camera optical finder eye by a group or more and keep flat large lens combination, a removable reflector or rotatable reflector, a minisize pick-up head forms, removable reflector or rotatable reflector are positioned at lens combination one side while not participating in finding a view, now external connected electronic view finder keeps flat large view finder use as optical eye, when using as electronic viewfinder, by move mode, make removable reflector enter lens combination optical axis region or make rotatable reflector enter lens combination optical axis region by rotating manner, removable reflector or rotatable reflector by the light reflection in single-lens reflex camera optical finder to minisize pick-up head, minisize pick-up head viewfinder image is transferred to LCDs by wired mode or by wireless way for transmitting to photographer's mobile phone, for photographer's shooting of finding a view.
Description
Technical field
The utility model relates to a kind of single-lens reflex camera external connected electronic view finder, it is kept flat on the optical axis of large view finder lens combination a reflector is installed by the eye at one of existing single-lens reflex camera accessory, viewfinder image in single-lens reflex camera view finder is reflected to minisize pick-up head, minisize pick-up head is transferred to viewfinder image in external LCDs by wired or wireless mode, make that photographer can find a view by external LCDs, composition, choose focusing and operate, belong to optics and technical field of electronic devices.
Background technology
The view finder of single-lens reflex camera, really there is no error, directly obtain the optical finder of camera light, but because it is fixed on fuselage interior, there is the problem that it is inconvenient that low angle and high angle are found a view, for this reason, camera manufacturer improve camera, as found a view by use CMOS, having realized liquid crystal display finds a view, designed folding rotary liquid crystal display, by increase semi-permeable diaphragm be singly electric camera design electronic viewfinder, up-to-date patent shows that camera manufacturer also prepares to produce a kind of photoelectricity mixing view finder, but no matter be that liquid crystal is found a view, electronic viewfinding, or photoelectricity mixes finds a view, the status that all cannot replace the optical finder that professional photographer has deep love for.
The external view finder of producing around single-lens reflex camera view finder in prior art has following three kinds:
The one, eye keeps flat large view finder.It is by external a group or more concave-convex lens outside view finder, and amplify in the visual field of finding a view.
The 2nd, right angle amplifies view finder.It,, by external many group concave-convex lenss and reflector outside view finder, carries out 90 degree by angle coverage and turns to, then by the rotation of right angle view finder, realize multi-angle and find a view, and amplify in the visual field of simultaneously finding a view.
The 3rd, external electronic viewfinder.Patent of invention " the external view-finding fittings of digital single lens reflex " (patent No.: 200610085427.1) of being applied for for 2006 as me.
The utility model will be used for reference the excellent length of above-mentioned three kinds of external accessories of finding a view, and creatively propose a kind of brand-new eye that integrates keep flat the novel external connected electronic view finder of finding a view greatly with electronic viewfinding function by combination.
Summary of the invention
The purpose of this utility model be to make cameraman can by optical eye keep flat find a view greatly and two kinds of modes of electronic viewfinding carry out the optical finder that uses flexibly, freely single-lens reflex camera to carry.Technical solution of the present utility model: design a kind of single-lens reflex camera external connected electronic view finder, it can carry out viewfinder image in single-lens reflex camera optical finder eye by a group or more and keep flat large lens combination, a removable reflector or rotatable reflector, a minisize pick-up head forms, removable reflector or rotatable reflector are positioned at lens combination one side while not participating in finding a view, now external connected electronic view finder keeps flat large view finder use as optical eye, when using as electronic viewfinder, by move mode, make removable reflector enter lens combination optical axis region or make rotatable reflector enter lens combination optical axis region by rotating manner, removable reflector or rotatable reflector by the light reflection in single-lens reflex camera optical finder to minisize pick-up head, minisize pick-up head is transferred to LCDs by viewfinder image by wired or wireless mode.
Accompanying drawing explanation
Accompanying drawing 1 is one of the utility model embodiment use state 1 diagrammatic cross-section.
Accompanying drawing 2 is one of the utility model embodiment use state 2 diagrammatic cross-sections.
Accompanying drawing 3 is two use state 1 diagrammatic cross-sections of the utility model embodiment.
Accompanying drawing 4 is two use state 2 diagrammatic cross-sections of the utility model embodiment.
Accompanying drawing 5 is three use state 1 diagrammatic cross-sections of the utility model embodiment.
Accompanying drawing 6 is three use state 2 diagrammatic cross-sections of the utility model embodiment.
Accompanying drawing 7 is four use state 1 diagrammatic cross-sections of the utility model embodiment.
Accompanying drawing 8 is four use state 2 diagrammatic cross-sections of the utility model embodiment.
In figure, 1 is object lens, the 2nd, eyepiece, the 3rd, removable reflector, the 4th, rotatable reflector, the 5th, minisize pick-up head, the 6th, LCDs.
Embodiment
In concrete enforcement, eye in external connected electronic view finder keeps flat the lens combination of finding a view greatly and can be comprised of a group or more objective lens, eyepiece group, this is to well known to a person skilled in the art technical solution, its the simplest technical solution is comprised of object lens, an eyepiece, in the utility model embodiment accompanying drawing, in order to embody quickly and easily technical solution of the present utility model, lens combination all adopts one group of lens, object lens, an eyepiece, consists of.
Contrast accompanying drawing 1,2, accompanying drawing 1 is one of the utility model embodiment use state 1 diagrammatic cross-section, and accompanying drawing 2 is one of the utility model embodiment use state 2 diagrammatic cross-sections, and in this embodiment, reflector is removable reflector 3.Contrast accompanying drawing 1, removable reflector 3 is positioned at object lens 1 one sides while not participating in finding a view, with object lens 1 optical axis in angle of 45 degrees, now, lens in object lens 1, eyepiece 2 and single-lens reflex camera optical finder are on same optical axis, and external connected electronic view finder keeps flat large view finder as optical eye and uses; Contrast accompanying drawing 2, when using as electronic viewfinder, object lens 1 and coupled removable reflector 3 move to opposite side, object lens 1 shift out lens combination optical axis region, removable reflector 3 enters lens combination optical axis region, by the light reflection in single-lens reflex camera optical finder to minisize pick-up head 5.
Contrast accompanying drawing 3,4, accompanying drawing 3 is two use state 1 diagrammatic cross-sections of the utility model embodiment, and accompanying drawing 4 is two use state 2 diagrammatic cross-sections of the utility model embodiment, and in this embodiment, reflector is rotatable reflector 4.Contrast accompanying drawing 3, rotatable reflector 4 is positioned at object lens 1 one sides, parallel with object lens 1 optical axis, and now, the lens in object lens 1, eyepiece 2 and single-lens reflex camera optical finder are on same optical axis, and external connected electronic view finder keeps flat large view finder as optical eye and uses; Contrast accompanying drawing 4, when using as electronic viewfinder, object lens 1 and coupled rotatable reflector 4 carry out miter angle rotation with the axle of rotatable reflector 4 one sides, object lens 1 produce lens combination optical axis region, rotatable reflector 4 enters lens combination optical axis region, by the light reflection in single-lens reflex camera optical finder to minisize pick-up head 5.
Contrast accompanying drawing 1,2,3,4, external connected electronic view finder in figure carries LCDs 6, this LCDs 6 is collapsible, rotation, minisize pick-up head 5 by wired mode by image signal transmission to LCDs 6, photographer is by watching LCDs 6 shooting of finding a view.
For further simplified design, increase the convenience of electronic viewfinding, this external connected electronic view finder also can be with LCDs, its LCDs is by widely used smart mobile phone is alternative at present, after being connected by wireless mode with photographer's mobile phone when external connected electronic view finder, the mobile phone that the picture signal of minisize pick-up head is used to photographer by wireless way for transmitting, photographer is by watching the mobile phone screen shooting of finding a view, this technical solution is to well known to a person skilled in the art scheme, does not repeat them here.
For simplified design, reduce costs, the removable reflector of this external connected electronic view finder or rotatable reflector can be completed mobile or be rotated by hand switch.
For increasing the technology content of external connected electronic view finder, improve automatization level, make it use hommization more, ease-of-use, this external connected electronic view finder can design and installation micro motor and light sensor, when photographer's eyes are pressed close to external connected electronic view finder, removable reflector or rotatable reflector leave lens combination optical axis region under motor drives, electronic viewfinder is converted to optical eye and keeps flat large view finder, when photographer's eyes leave external connected electronic view finder, removable reflector or rotatable reflector are under motor drives, enter lens combination optical axis region, external connected electronic view finder is started working, LCDs shows the viewfinder image in single-lens reflex camera optical finder, this technical solution is to well known to a person skilled in the art scheme, do not repeat them here.
Because minisize pick-up head, LCDs, micro motor, light sensor etc. all need to use power supply, this external connected electronic view finder must have electric power system, its power supply can be standard cell or rechargeable battery, but in order further to reduce volume, and make its lightweight, can be not self-powered yet, its power supply can be connected with camera by USB line, and using camera battery is its power supply.Power-supply system technical solution of the present utility model is to well known to a person skilled in the art scheme, does not repeat them here.
Consider that single-lens reflex camera optical finder outer space is limited, there is flashlamp top, the LCDs that below has camera to carry, left, also there is function button right both sides, for rationally, make full use of space, three accompanying drawing 5 of control Example, 6, removable reflector 3 of the present utility model can be designed to move left and right in the horizontal direction, four accompanying drawing 7 of control Example, 8, rotatable reflector 4 of the present utility model can be designed to carry out in the horizontal direction miter angle rotation, its power supply just can design below removable reflector or rotatable reflector and lens combination like this, thereby in formation, in, lower three functional areas, top is for take LCDs as main viewing area, middle part is with lens combination, reflector, minisize pick-up head is main photoelectric conversion region, it is function of tonic chord district, Ze Wei power supply area, bottom, thereby play the object of further rationally utilizing space.
Claims (8)
1. the utility model relates to a kind of single-lens reflex camera external connected electronic view finder, it is characterized in that: it can carry out viewfinder image in single-lens reflex camera optical finder eye by a group or more and keep flat large lens combination, a removable reflector or rotatable reflector, a minisize pick-up head forms, removable reflector or rotatable reflector are positioned at lens combination one side while not participating in finding a view, now external connected electronic view finder keeps flat large view finder use as optical eye, when using as electronic viewfinder, by move mode, make removable reflector enter lens combination optical axis region or make rotatable reflector enter lens combination optical axis region by rotating manner, removable reflector or rotatable reflector by the light reflection in single-lens reflex camera optical finder to minisize pick-up head, minisize pick-up head is transferred to LCDs by viewfinder image by wired or wireless mode.
2. single-lens reflex camera external connected electronic view finder according to claim 1, it is characterized in that: described one group can be carried out viewfinder image in single-lens reflex camera optical finder eye and keeps flat large lens combination and be comprised of object lens (1) and an eyepiece (2), and removable reflector (3) or rotatably reflector (4) are positioned at object lens (1) one side.
3. single-lens reflex camera external connected electronic view finder according to claim 2, it is characterized in that: described removable reflector (3) is positioned at object lens (1) one side, with object lens (1) optical axis in angle of 45 degrees, now, object lens (1), lens in eyepiece (2) and single-lens reflex camera optical finder are on same optical axis, external connected electronic view finder keeps flat large view finder as optical eye and uses, when using as electronic viewfinder, object lens (1) and coupled removable reflector (3) move to opposite side, object lens (1) shift out lens combination optical axis region, removable reflector (3) enters lens combination optical axis region, by the light reflection in single-lens reflex camera optical finder to minisize pick-up head (5).
4. single-lens reflex camera external connected electronic view finder according to claim 2, it is characterized in that: described rotatable reflector (4) is positioned at object lens (1) one side, parallel with object lens (1) optical axis, now, object lens (1), lens in eyepiece (2) and single-lens reflex camera optical finder are on same optical axis, external connected electronic view finder keeps flat large view finder as optical eye and uses, when using as electronic viewfinder, object lens (1) and coupled rotatable reflector (4) carry out miter angle rotation with the axle of rotatable reflector (4) one sides, object lens (1) produce lens combination optical axis region, rotatable reflector (4) enters lens combination optical axis region, by the light reflection in single-lens reflex camera optical finder to minisize pick-up head (5).
5. single-lens reflex camera external connected electronic view finder according to claim 1, it is characterized in that: described electronic viewfinder carries LCDs (6), this LCDs (6) is collapsible, rotation, minisize pick-up head (5) by wired mode by image signal transmission to LCDs (6), photographer is by watching LCDs (6) shooting of finding a view.
6. single-lens reflex camera external connected electronic view finder according to claim 1, it is characterized in that: described electronic viewfinder is not with LCDs, its LCDs is substituted by smart mobile phone, after being connected by wireless mode with photographer's mobile phone when electronic viewfinder, the mobile phone that the picture signal of minisize pick-up head (5) is used to photographer by wireless way for transmitting, photographer is by watching the mobile phone screen shooting of finding a view.
7. single-lens reflex camera external connected electronic view finder according to claim 1, is characterized in that: described removable reflector (3) or rotatable reflector (4) are completed mobile or rotated by hand switch.
8. single-lens reflex camera external connected electronic view finder according to claim 1, it is characterized in that: described electronic viewfinder is equipped with micro motor and light sensor, when photographer's eyes are pressed close to external connected electronic view finder, removable reflector (3) or rotatable reflector (4) leave lens combination optical axis region under motor drives, electronic viewfinder is converted to optical eye and keeps flat large view finder, when photographer's eyes leave external connected electronic view finder, removable reflector (3) or rotatable reflector (4) are under motor drives, enter lens combination optical axis region, external connected electronic view finder is started working, LCDs (6) shows the viewfinder image in single-lens reflex camera optical finder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420418651.8U CN204028535U (en) | 2014-07-28 | 2014-07-28 | Single-lens reflex camera external connected electronic view finder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420418651.8U CN204028535U (en) | 2014-07-28 | 2014-07-28 | Single-lens reflex camera external connected electronic view finder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204028535U true CN204028535U (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420418651.8U Withdrawn - After Issue CN204028535U (en) | 2014-07-28 | 2014-07-28 | Single-lens reflex camera external connected electronic view finder |
Country Status (1)
| Country | Link |
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| CN (1) | CN204028535U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016015540A1 (en) * | 2014-07-28 | 2016-02-04 | 王佐良 | External electronic viewfinder for single lens reflex camera |
| CN106462031A (en) * | 2016-08-24 | 2017-02-22 | 王佐良 | External electronic viewfinder of single lens reflex camera |
-
2014
- 2014-07-28 CN CN201420418651.8U patent/CN204028535U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016015540A1 (en) * | 2014-07-28 | 2016-02-04 | 王佐良 | External electronic viewfinder for single lens reflex camera |
| CN104090451B (en) * | 2014-07-28 | 2016-08-10 | 王佐良 | Single-lens reflex camera external connected electronic view finder |
| CN106462031A (en) * | 2016-08-24 | 2017-02-22 | 王佐良 | External electronic viewfinder of single lens reflex camera |
| CN106462031B (en) * | 2016-08-24 | 2019-01-01 | 王佐良 | Single-lens reflex camera external connected electronic view finder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141217 Effective date of abandoning: 20160810 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |