CN201035289Y - Video camera with image preprocess lens - Google Patents
Video camera with image preprocess lens Download PDFInfo
- Publication number
- CN201035289Y CN201035289Y CNU2007201042191U CN200720104219U CN201035289Y CN 201035289 Y CN201035289 Y CN 201035289Y CN U2007201042191 U CNU2007201042191 U CN U2007201042191U CN 200720104219 U CN200720104219 U CN 200720104219U CN 201035289 Y CN201035289 Y CN 201035289Y
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- image pre
- color filter
- video camera
- service
- service mirror
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Abstract
The utility model relates to an optional adjustable image preprocess mirror which is arranged between the lens and the image sensor. The image preprocess mirror consists of different mirrors with various optical performance, wherein, the mirrors includes a color filter allowing infrared light to go through only, a color filter for allowing visible light to go through only and various color filters and semi-light-tight reflecting mirrors; the option of different lens can realize the switch between the camera with infrared light, a camera with visible light and camera in particular view; the semi-light-tight reflecting mirror divides the image from the lens into two routes, of the two routes are respectively delivered to the optical viewfinder and the image sensor, and thereby achieving the prompt view finding function for the single-lens reflex camera in the same structure.
Description
Technical field
The utility model relates to a kind of video camera with image pre-service mirror.
Background technology
At present, camera structure is to be made of camera lens, imageing sensor, view finder.The light beam of image is directly invested imageing sensor by behind the camera lens, and the electric image signal that imageing sensor produces is as the signal source of view finder.One of shortcoming of this structure is not have directly to observe the optical finder of finding a view by camera lens, can't obtain higher supervision quality; The secondth, there is not optical imagery to handle eyeglass, can not realize special photographic effect; The 3rd is that infrared image and natural light image exist overlapped and interference problem.
Summary of the invention
In order to overcome existing video camera infrared image and the mutual interference and the problem that can not use optical finder mutually of natural light image, the utility model has installed the image pre-service mirror that can select, can open and close additional between camera lens and imageing sensor.This image pre-service mirror is made up of the different eyeglass of various optical properties, color filter by infrared light is only wherein arranged, the only color filter by visible light, and shades of colour color filter is formed, and the eyeglass band metal coating that wherein has becomes semi-transparent reflective mirror.Switch by the function of selecting eyeglass to reach infrared shooting, visible light shooting, special landscape shooting; Utilize the semi-transparent reflective mirror of metal coating, make image be divided into two-way, realize the optics live view function of single lens reflex camera with spline structure to optical finder and imageing sensor from camera lens.
For achieving the above object, the utility model is taked following design proposal: a kind of video camera with image pre-service mirror, it is characterized in that it comprises: camera lens, image pre-service mirror, imageing sensor, view finder are formed, and described image pre-service mirror comprises at least one color filter that can open and close.
Described image pre-service mirror comprises the color filter (abbreviating infrared color filter as) that only allows infrared light pass through that can open and close.
Described image pre-service mirror comprises the color filter (abbreviating the visible light color filter as) that only allows visible light pass through that can open and close.
Described imageing sensor is the element that optical imagery is converted into the electric signal image.
Described view finder is electronic viewfinder or optical finder.
Described optical finder is the optical finder with optics single lens reflex camera same structure.
Described image pre-service mirror only has an eyeglass that can open and close, and this eyeglass is infrared color filter or visible light color filter.
Described image pre-service mirror only comprises 2 eyeglasses that can open and close, and 1 is the color filter film that only allows infrared light pass through, and other 1 is the color filter film that only allows visible light pass through.
Described image pre-service mirror comprises the color filter film composition that the 2-20 piece can open and close.
Eyeglass in the described image pre-service mirror is coated with the semi-transparent reflective membrane of metal or posts semi-transparent reflective membrane.
The video camera of described band image pre-service mirror is equipped with the shadow shield that can open and close on optical finder eyepiece next door.
Described used in sunshade board liquid crystal material is made or is made of opaque plate.
The switching of described shadow shield is by Electronic Control or manually control.
The switching of the eyeglass in the described image pre-service mirror is by Electronic Control or manually control.
Each eyeglass is installed on the rotary ring-type seat in the described image pre-service mirror.
Each eyeglass is installed on the rotary annular lamina in the described image pre-service mirror.
Each eyeglass is installed on the plain film that can move back and forth in the described image pre-service mirror.
The video camera of described band image pre-service mirror is equipped with the infrared illumination lamp.
The utility model has the advantages that:
1, the image pre-service mirror of the video camera of the utility model band image pre-service mirror is placed between camera lens and the imageing sensor with comprising at least one color filter that can open and close.The color filter that has 1 or 2 or 3-20 piece different optical character in the image pre-service mirror, as visible light color filter, infrared color filter, ultraviolet color filter, red color filter, green color filter, blue color filter etc., these eyeglasses can design according to specific use.By Electronic Control or manually select wherein that an eyeglass enters duty.By color filter arrive imageing sensor behind the material picture process camera lens this moment, and such shooting effect just can have special-effect.
2, the image pre-service mirror of the video camera of the utility model band image pre-service mirror only comprises an infrared color filter that can open and close or visible light color filter.
3, the image pre-service mirror of the video camera of the utility model band image pre-service mirror has only two color filter that can open and close, and one is infrared color filter, and other one is the visible light color filter.
4, the color filter film that video camera is with of the utility model band image pre-service mirror has 2-20 piece eyeglass.Wherein the reflection of each eyeglass and transmission performance and colour filter performance have nothing in common with each other.These eyeglasses can independently be opened and be closed, select one of them work by control gear as required in the time of shooting.
5, above-mentioned eyeglass also can be used semi-transparent reflecting optics.The semi-transparent reflecting optics that is arranged between camera lens and the imageing sensor will be divided into two-way to imageing sensor and view finder from the image of camera lens.This design is adopted and the identical optical finder mechanism of optics list reflective mirror camera, as reflective mirror---and pentaprism optics finder system or side reflective mirror optics finder system.Such eyeglass is selected when entering work, reflex to optics from the parts of images light of camera lens and find a view on the screen, optics is found a view screen through reflective mirror---the reflected light path or the side reflective mirror reflected light path of pentaprism are delivered to the optical finder eyepiece with viewfinder image.Parts of images light passes this semi-transparent eyeglass to imageing sensor in addition.In finding a view process, optics can make a video recording like this.
6, in the time of the optical finder mechanism of employing and optics single lens reflex camera same structure, for avoiding influencing shooting quality from the stray light of optical finder, on optical finder eyepiece next door the shadow shield that can open and close is set, the shadow shield closure stops stray light when optical finder does not use.
7, the color filter of selecting only to allow infrared light pass through can be taken infrared image, is applicable to and claps night; Select the visible light color filter to be applicable to the shooting normal image.The color filter of selection block ultraviolet can be optimized the photographic images under strong sight.
8, the utility model digital camera can install the infrared illumination lamp additional.Clap night and can turn on the additional light intensity of infrared illumination lamp.
9, take pictures under special low-light (level), this image pre-service mirror can all be opened, and allows all light pass through.The quality of the shooting quality of this moment and at present common video camera is identical.
10, the utility model digital camera, wherein the eyeglass in the image pre-service mirror all is installed together and becomes lens set, eyeglass in this lens set is installed on the rotary ring-type seat, and this ring-type seat can be that whole annulus also can be the part annulus; Perhaps be installed in the rotary circular panels of a slice; On the perhaps fan-shaped plain film.Enable the invariant position of eyeglass this moment,, just selected a corresponding eyeglass to enter duty when this ring-type seat or plain film turn to this position.This ring-type seat or plain film can integral replacings together with top lens set, and each eyeglass also can be changed separately.
11, the utility model digital camera, reflex reflector lens group wherein can be installed in one can reciprocating plain film on, rely on the to-and-fro movement of this plain film to select reflex reflector lens.
12, plate semi-transparent reflective membrane of layer of metal or the semi-transparent reflective membrane of subsides one deck on the eyeglass of the utility model image pre-service mirror.By the thickness of controlling diaphragm, select the film of different materials, the methods such as molecular structure that change basic mirror obtain suitable reflection and transmission performance; The reflective function of semi-transparent reflex reflector lens can be designed to from 1%, 2%, 3% ..., 99%.Selected in the application.Also can add the colour filter function simultaneously.For strengthening its mechanical property, eyeglass can use the compound substance of good combination property.
Description of drawings
Fig. 1 is optical schematic diagram of the present utility model and the structural drawing that only contains 1 eyeglass.
Fig. 2 is the structural drawing that contains two eyeglasses in the utility model.
Embodiment
As shown in Figure 1, a kind of video camera with image pre-service mirror of the utility model is characterized in that it comprises: camera lens 1-3, image pre-service mirror, imageing sensor 1-4, optical finder 1-6, display 1-5, image pre-service mirror comprises an eyeglass A.1-2 is the material object of shooting.Image sees through semi-transparent reflex reflector lens A arrival sensor 1-4 and is converted into electric signal, and electrical signal transfer is to display 1-5 instant playback image.Simultaneously, a part of light beam arrives optical finder 1-6 through the reflection of reflex reflector lens, constitutes the optics virtual image of finding a view.R is a shadow shield.
When having only an eyeglass in the image pre-service mirror, eyeglass also can be designed to fixed form.
As shown in Figure 2, the structural drawing that has the image pre-service mirror of two color filter eyeglasses.
Beneficial effect
The utility model has installed video camera inside additional can change the various colour filter functional lens that can select, can select best shooting effect according to eyeglass colour filter performance.Simultaneously, utilize the semi-transparent reflecting optics of metal coating, adopt the optical facilities of optics single lens reflex camera, realize that the continuous optics under the shooting state is found a view.
Claims (10)
1. video camera with image pre-service mirror is characterized in that it comprises: camera lens, image pre-service mirror, imageing sensor, view finder are formed, and described image pre-service mirror comprises at least one color filter film that can open and close.
2. the video camera of band image pre-service mirror according to claim 1 is characterized in that, image pre-service mirror have only 1 can open and close only allow eyeglass that infrared light passes through or the color filter film that only allows visible light pass through.
3. the video camera of band image pre-service mirror according to claim 1, it is characterized in that, image pre-service mirror has only 2 color filter films that can open and close, and wherein 1 is the color filter film that only allows infrared light pass through, and other 1 is the color filter film that only allows visible light pass through.
4. the video camera of band image pre-service mirror according to claim 1 is characterized in that image pre-service mirror comprises the color filter film that the 2-20 piece can open and close.
5. the video camera of band image pre-service mirror according to claim 1 is characterized in that, view finder is the optical finder with optics single lens reflex camera same structure.
6. the video camera of band image pre-service mirror according to claim 1 is characterized in that, described color filter film comprises at least one and is coated with the semi-transparent reflective membrane of metal.
7. according to the video camera of claim 1 or 3 or 4 or 5 described band image pre-service mirrors, it is characterized in that described color filter film is installed on the rotary ring-type seat.
8. according to the video camera of claim 1 or 3 or 4 or 5 described band image pre-service mirrors, it is characterized in that described color filter film is installed on the rotary annular lamina.
9. according to the video camera of claim 1 or 3 or 4 or 5 described band image pre-service mirrors, it is characterized in that described color filter film is installed on the plain film that can move back and forth.
10. according to the video camera of claim 1 or 2 or 3 or 4 or 5 described band image pre-service mirrors, it is characterized in that, the shadow shield that can open and close is installed on optical finder eyepiece next door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201042191U CN201035289Y (en) | 2007-04-12 | 2007-04-12 | Video camera with image preprocess lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201042191U CN201035289Y (en) | 2007-04-12 | 2007-04-12 | Video camera with image preprocess lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201035289Y true CN201035289Y (en) | 2008-03-12 |
Family
ID=39196180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201042191U Expired - Fee Related CN201035289Y (en) | 2007-04-12 | 2007-04-12 | Video camera with image preprocess lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201035289Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200675A (en) * | 2010-03-26 | 2011-09-28 | 鸿富锦精密工业（深圳）有限公司 | Device with lens transition function |
| CN104007137A (en) * | 2014-04-30 | 2014-08-27 | 中国人民解放军63983部队 | Device and method for measuring infrared thermal transmittance of camouflage screen |
-
2007
- 2007-04-12 CN CNU2007201042191U patent/CN201035289Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200675A (en) * | 2010-03-26 | 2011-09-28 | 鸿富锦精密工业（深圳）有限公司 | Device with lens transition function |
| CN104007137A (en) * | 2014-04-30 | 2014-08-27 | 中国人民解放军63983部队 | Device and method for measuring infrared thermal transmittance of camouflage screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080312 |