CN202102171U - Video observing device - Google Patents
Video observing device Download PDFInfo
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- CN202102171U CN202102171U CN2011201697024U CN201120169702U CN202102171U CN 202102171 U CN202102171 U CN 202102171U CN 2011201697024 U CN2011201697024 U CN 2011201697024U CN 201120169702 U CN201120169702 U CN 201120169702U CN 202102171 U CN202102171 U CN 202102171U
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- catoptron
- light
- imaging system
- observation
- worktable
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Abstract
The utility model is suitable for the field of optical design, and provides a video observing device comprising a first imaging system, a second imaging system and a third imaging system which are positioned above a workbench; the first imaging system and the second imaging system comprise reflecting mirrors, wherein regulating lenses and half-reflecting mirrors are arranged on the reflecting light paths of the reflecting mirrors from bottom to top, light source devices are arranged on the reflecting light paths of the half-reflecting mirrors, and image forming devices are arranged on the transmitting light paths of the half-reflecting mirrors; the reflecting mirrors of the first system and the second system are opposite; and the third imaging system comprises a light source device and a reflecting mirror for upwards reflecting third light beams reflected by a product vertically to the workbench, wherein a third regulating lens and a third image forming device are arranged on the reflecting light path of the reflecting mirror from bottom to top. The lower ends of the three imaging systems are all provided with the reflecting mirrors, the inclination angles of the reflecting mirrors are properly arranged, and light reflected by the product can be vertically and upwards reflected, so that the imaging systems can be vertical to the workbench. The problem of large occupying space of the video observing device is effectively solved.
Description
Technical field
The utility model belongs to the optical design field, relates in particular to a kind of video finder.
Background technology
Often need carry out video in the commercial production and observe and repair, to increase the qualification rate of product the defective that is uneven, has groove or protruding product surface.Traditional video finder utilizes three cameras to be positioned over the left of the test product on the worktable, right-hand and the place ahead; Three cameras certain angle that slopes inwardly is observed; Lighting source then is in the side parallel position with camera, i.e. the central axes of the central shaft of lighting source and CCD, and illumination light impinges upon on the product; CCD obtains the light that returns through former road, product reflection back, in CCD, forms the product image.Because the camera of this device and lighting source need relative table inclination certain angle, therefore this traditional finder takes up room greatlyyer in the horizontal direction, is unfavorable for the miniaturization of this device.And because the cause of reflection of former road and interference illumination, physical resolution is lower.
The utility model content
The purpose of the utility model is to provide a kind of video facilities for observation, is intended to solve the conventional video facilities for observation and takes up room greatly and the low problem of resolution.
The utility model is achieved in that a kind of video facilities for observation, is used to observe the product to be checked on the worktable, and said equipment comprises first imaging system, second imaging system and the 3rd imaging system that is positioned at said sample stage top;
Said first imaging system comprises:
First catoptron that first light beam that is used for that product to be checked is reflected upwards reflects perpendicular to worktable; The bottom-up first adjustment lens and first half-reflecting mirror that be provided with on the reflected light path of said first catoptron; On the reflected light path of said first half-reflecting mirror, be provided with first light supply apparatus, on the transmitted light path of said first half-reflecting mirror, be provided with first image processing system;
Said second imaging system comprises:
Second catoptron that second light beam that is used for that product to be checked is reflected upwards reflects perpendicular to worktable; The bottom-up second adjustment lens and second half-reflecting mirror that be provided with on the reflected light path of said second catoptron; On the reflected light path of said second half-reflecting mirror, be provided with the secondary light source device, on the transmitted light path of said second half-reflecting mirror, be provided with second image processing system;
The minute surface of said first catoptron and second catoptron is relative;
Said the 3rd imaging system comprises:
Be used for luminous to be tilted to down the 3rd light supply apparatus of irradiation product to be checked; And be used for the 3rd light beam of product reflection perpendicular to worktable the 3rd catoptron of reflection upwards, bottom-up the 3rd adjustment lens and the 3rd image processing system that be provided with on the reflected light path of said the 3rd catoptron.
Optimal technical scheme as the utility model:
Said first imaging system and second imaging system lay respectively at the left of said worktable and right-hand;
Said the 3rd light supply apparatus and the 3rd catoptron lay respectively at rear and the place ahead of said worktable.
Said first image processing system comprises first microscope, first optical filter and first ccd video camera of bottom-up coaxial setting;
Said second image processing system comprises second microscope, second optical filter and second ccd video camera of bottom-up coaxial setting;
Said the 3rd image processing system comprises the 3rd microscope, the 3rd optical filter and the 3rd ccd video camera of bottom-up coaxial setting.
Said first optical filter to see through wavelength coverage corresponding with the wavelength coverage of the emergent light of said secondary light source device;
Said second optical filter to see through wavelength coverage corresponding with the wavelength coverage of the emergent light of said first light supply apparatus;
Said the 3rd optical filter to see through wavelength coverage corresponding with the wavelength coverage of the emergent light of said the 3rd light supply apparatus.
Said first ccd video camera, second ccd video camera and the 3rd ccd video camera are the black-white CCD video camera.
Said microscopical camera lens is the telecentric mirror head with coaxial-illuminating function.
Said first light supply apparatus comprises blue LED lamp and first collimation lens that is positioned on the emitting light path of said blue LED lamp;
Said secondary light source device comprises green light LED lamp and second collimation lens that is positioned on the emitting light path of said green light LED lamp;
Said the 3rd light supply apparatus comprises the red-light LED lamp and is positioned at the 3rd collimation lens on the emitting light path of said red-light LED lamp.
Said first catoptron, second catoptron and the 3rd catoptron are movably installed in the lower end of said first imaging system, second imaging system and the 3rd imaging system respectively.
The lower end of said first imaging system, second imaging system and the 3rd imaging system is respectively equipped with the regulating device at the angle of inclination of the minute surface that is used to regulate said first catoptron, second catoptron and the 3rd catoptron.
The minute surface of said first catoptron, second catoptron and the 3rd catoptron is 112.5 ° with respect to the angle of inclination of said worktable.
In the utility model, be respectively the offside image processing system by first, second and third light supply apparatus illumination light is provided, and be equipped with catoptron in the lower end of three imaging systems; The light oblique illumination product to be measured that sends through three light supply apparatuses; Reflex on the catoptron of light source offside through product, the angle of inclination of catoptron suitably is set, just can the light of product reflection upwards be reflected along the direction perpendicular to worktable; And then make the imaging optical path can be perpendicular to worktable; Like this, three imaging systems needn't need relative table inclination setting as the conventional video finder, and fully can be perpendicular to worktable; So just, the level that has reduced entire equipment takes up room, and has effectively solved the conventional video finder big problem that takes up room.Because adopt correlation illumination, black and white collection, light source scheme independently mutually, physical resolution is effectively improved.
Description of drawings
Fig. 1 is the perspective view of the video facilities for observation that provides of the utility model first embodiment;
Fig. 2 is the index path of first, second imaging system of the video facilities for observation that provides of the utility model first embodiment;
Fig. 3 is the index path of the 3rd imaging system of the video facilities for observation that provides of the utility model first embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The utility model provides a kind of video facilities for observation, is used to observe the product to be checked on the worktable, comprises first imaging system, second imaging system and the 3rd imaging system that are positioned at the sample stage top;
First imaging system comprises:
First catoptron that first light beam that is used for that product to be checked is reflected upwards reflects perpendicular to worktable; The bottom-up first adjustment lens and first half-reflecting mirror that be provided with on the reflected light path of first catoptron; On the reflected light path of first half-reflecting mirror, be provided with first light supply apparatus, on the transmitted light path of first half-reflecting mirror, be provided with first image processing system;
Second imaging system comprises:
Second catoptron that second light beam that is used for that product to be checked is reflected upwards reflects perpendicular to worktable; The bottom-up second adjustment lens and second half-reflecting mirror that be provided with on the reflected light path of second catoptron; On the reflected light path of second half-reflecting mirror, be provided with the secondary light source device, on the transmitted light path of second half-reflecting mirror, be provided with second image processing system;
The minute surface of first catoptron and second catoptron is relative;
The 3rd imaging system comprises:
Be used for luminous to be tilted to down the 3rd light supply apparatus of irradiation product to be checked; And be used for the 3rd light beam of product reflection perpendicular to worktable the 3rd catoptron of reflection upwards, bottom-up the 3rd adjustment lens and the 3rd image processing system that be provided with on the reflected light path of the 3rd catoptron.
The utility model is respectively the offside image processing system by first, second and third light supply apparatus illumination light is provided; And the lower end three imaging systems is equipped with catoptron, and the light oblique illumination product to be measured through three light supply apparatuses send reflexes on the catoptron of light source offside through product; The angle of inclination of catoptron suitably is set; Just can be with the light of product reflection along upwards reflection of direction perpendicular to worktable, and then make the imaging optical path can be perpendicular to worktable, like this; Three imaging systems needn't need relative table inclination setting as the conventional video finder; And fully can be perpendicular to worktable, the level that has so just reduced entire equipment takes up room, and has effectively solved the conventional video finder big problem that takes up room.
Be described in detail below in conjunction with the concrete realization of specific embodiment a kind of video facilities for observation of the utility model:
Embodiment one:
Fig. 1 shows the perspective view of the video facilities for observation that the utility model first embodiment provides; Fig. 2 shows the index path of first, second imaging system of the video facilities for observation that the utility model first embodiment provides; Fig. 3 shows the index path of the 3rd imaging system of the video facilities for observation that the utility model first embodiment provides; For the ease of explanation, only show the part relevant with present embodiment.
The video facilities for observation that present embodiment provides mainly comprises three imaging systems, and these three imaging systems are positioned at the top of the worktable that carries product to be checked.These three imaging systems and worktable can be used as that a large-scale surface defects of products detects and the image collecting device of prosthetic appliance, are used to accomplish the imaging process of product to be detected, for the detection and the reparation of surface defects of products provides reference picture.As shown in Figure 1, these three imaging systems are respectively first imaging system 1, second imaging system 2, the 3rd imaging system 3, and worktable 4 is positioned at the centre position of three imaging systems belows.
Wherein, The below of first imaging system 1 is provided with first catoptron 11; The minute surface of this first catoptron is towards worktable; And minute surface and worktable are angled, so that illuminating ray is reflexed on the product to be checked or receives the light of product reflection to be checked and reflects it in the optical element of top.It is shown in Figure 2 above first catoptron 11, to be provided with the first adjustment lens 12 and first half-reflecting mirror, 13, the first adjustment lens 12 and first half-reflecting mirror 13 successively, because it is installed on system's enclosure interior, therefore inconvenience is shown in Figure 1.On the reflected light path of first half-reflecting mirror 13, be provided with first light supply apparatus 14.On the transmitted light path of first half-reflecting mirror 13, then be provided with first image processing system 15.Wherein, The reflected light path of first catoptron 11 is perpendicular to that worktable makes progress; This can realize through the angle of inclination that first catoptron rationally is set; Therefore the first adjustment lens 12 and first image processing system 15 are perpendicular to the bottom-up coaxial setting of worktable, and the central shaft of first half-reflecting mirror 13 then and between the central shaft of the first adjustment lens 12 and first image processing system 15 forms an angle.
If worktable is a level, the first so above-mentioned catoptron 11, first is adjusted lens 12, first half-reflecting mirror 13 and first image processing system 15 and is arranged successively straight up; The minute surface of first half-reflecting mirror 13 becomes 45 (should be 67.5) degree angle with surface level, the optical axis of first light supply apparatus 14 is horizontal directions.
For the 3rd imaging system, specifically comprise the 3rd catoptron 31, the 3rd adjustment lens 32, the 3rd light supply apparatus 33 and the 3rd image processing system 34.Wherein, The 3rd catoptron 31, the 3rd adjustment lens 32 and the 3rd image processing system 34 remain perpendicular to worktable is bottom-up arranges successively; The minute surface of the 3rd catoptron 31 is towards worktable; And minute surface and worktable are angled, so that receive the light of product to be checked reflection and reflect it on the optical element of top.With above-mentioned two imaging systems difference maximum be the opposite that the 3rd light supply apparatus 33 is positioned at the 3rd catoptron 31; The 3rd light supply apparatus 33 luminous internal radiation products to be checked that are tilted to; Light is penetrated on the 3rd catoptron 31 on light source opposite after being reflected by product, carries out follow-up propagation and imaging process again.
In the present embodiment, because the minute surface of first catoptron 11 and second catoptron 21 is relative, so first and second imaging systems also are oppositely arranged, and specifically can lay respectively at the left of product and right-hand.The 3rd light supply apparatus 33 can be positioned at the rear of product, and the 3rd image processing system 34, the 3rd adjustment lens 32 and the 3rd catoptron 31 then are positioned at the place ahead of product.
In the present embodiment; Installation site and angle that can pre-designed three catoptrons, the minute surface of each catoptron and the worktable angle that forms an angle is preferably 112.5 ° of angles in the present embodiment; Can also adjust the size of this angle according to actual needs, as 110 °, 135 °, 140 ° etc.More excellent scheme is that each catoptron is movably arranged on the imaging system below, and a regulating device is set on imaging system, makes inclination adjustable, not shown this regulating device, and the set-up mode of this regulating device is very ripe, repeats no more at this.
In the present embodiment, three image processing systems can adopt common microscope to add the unitized construction of ccd video camera, and microscopical camera lens adopts the telecentric mirror head with coaxial-illuminating function, with the imaging system that cooperates present embodiment to provide.
The principle of work of the video finder that provides below in conjunction with 2,3 pairs of present embodiments of accompanying drawing describes.
At first combine accompanying drawing 2; First light supply apparatus 14 sends the light L1 of first kind of wavelength coverage, and light L1 is reflected downwards by first half-reflecting mirror 13, carries out the light beam adjustment through the first adjustment lens 12; Then, light L1 by first catoptron 11 be tilted to down reflect and shine the below sample on.Product reflects light L1; Light L1 is reflected on second catoptron 21 relative with first catoptron 11 just; Second catoptron 21 reflects light L1 vertically upward, behind the second adjustment lens, 22 adjustment light beams, again through 23 transmissions of second half-reflecting mirror; Inject at last in second image processing system 25 of top, form first kind of sample image.
Equally, secondary light source device 24 sends the light L2 of second kind of wavelength coverage, and this light L2 is that first imaging system 15 provides illumination light, to obtain second kind of product image.
In conjunction with accompanying drawing 3; The 3rd light supply apparatus 33 sends the light L3 of the third wavelength coverage, and light L3 shines on the product, is mapped on the 3rd catoptron 31 after the product reflection; The 3rd catoptron 31 reflects light L3 vertically upward; Light L3 injects the 3rd image processing system 34 after adjusting through the 3rd adjustment lens 32, forms the third product image.
In the video facilities for observation that present embodiment provides, first, second imaging system is oppositely arranged, and the other side system provides illumination light each other mutually; The 3rd light supply apparatus is that the 3rd imaging system provides illumination light; The lower end of three imaging systems is equipped with catoptron, and the angle of inclination of catoptron suitably is set, and just can the light of product reflection upwards be reflected along the direction perpendicular to worktable; And then make the imaging optical path can be perpendicular to worktable; Like this, three imaging systems needn't need relative table inclination setting as the conventional video finder, and fully can be perpendicular to worktable; So just, the level that has reduced entire equipment takes up room, and has effectively solved the conventional video finder big problem that takes up room.
In the present embodiment, light supply apparatus can adopt common LED lamp, and on the bright dipping light path of LED lamp, collimation lens is set, and the emergent light wavelength coverage of these three kinds of LED lamps is different.Concrete, first light supply apparatus 14 comprises first collimation lens 142 on blue LED lamp 141 and the emitting light path that is positioned at blue LED lamp 141; Secondary light source device 24 comprises second collimation lens 242 on green light LED lamp 241 and the emitting light path that is positioned at green light LED lamp 241; The 3rd light supply apparatus 33 comprises the red-light LED lamp, on its emitting light path, also the 3rd collimation lens can be set.
Embodiment two:
In the above-described embodiments; Light L1, light L2 and light L3 should inject the second, first and the 3rd image processing system respectively; Get in the image processing system that should not get into but inevitably have few part light, image is formed veiling glare disturb, so present embodiment has carried out further improvement on the basis of the foregoing description; Between microscope and ccd video camera, optical filter is installed; Make it only to see through the light of required wavelength, and then avoid veiling glare to disturb, reflect the sample surfaces situation more really.Concrete, first image processing system 15 comprises first microscope 151, first optical filter 152 and first ccd video camera 153 of bottom-up coaxial setting; Second image processing system 25 comprises second microscope 251, second optical filter 252 and second ccd video camera 253 of bottom-up coaxial setting; The 3rd image processing system 34 comprises the 3rd microscope 341, the 3rd optical filter 342 and the 3rd ccd video camera 343 of bottom-up coaxial setting.152 transmitted light L2 of first optical filter, 252 transmitted light L1 of second optical filter, 342 transmitted light L3 of the 3rd optical filter.
Embodiment three:
General radiation source is generally white light; Camera adopts colored CCD, and the resolution of colored CCD is relatively low, and the image of shooting is clear inadequately; The good details of sample surfaces defective; Therefore present embodiment has carried out further improvement on the basis of the foregoing description, and three ccd video cameras all adopt the black-white CCD video camera, to improve image resolution ratio.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. a video facilities for observation is used to observe the product to be checked on the worktable, it is characterized in that, said equipment comprises first imaging system, second imaging system and the 3rd imaging system that is positioned at said sample stage top;
Said first imaging system comprises:
First catoptron that first light beam that is used for that product to be checked is reflected upwards reflects perpendicular to worktable; The bottom-up first adjustment lens and first half-reflecting mirror that be provided with on the reflected light path of said first catoptron; On the reflected light path of said first half-reflecting mirror, be provided with first light supply apparatus, on the transmitted light path of said first half-reflecting mirror, be provided with first image processing system;
Said second imaging system comprises:
Second catoptron that second light beam that is used for that product to be checked is reflected upwards reflects perpendicular to worktable; The bottom-up second adjustment lens and second half-reflecting mirror that be provided with on the reflected light path of said second catoptron; On the reflected light path of said second half-reflecting mirror, be provided with the secondary light source device, on the transmitted light path of said second half-reflecting mirror, be provided with second image processing system;
The minute surface of said first catoptron and second catoptron is relative;
Said the 3rd imaging system comprises:
Be used for luminous to be tilted to down the 3rd light supply apparatus of irradiation product to be checked; And be used for the 3rd light beam of product reflection perpendicular to worktable the 3rd catoptron of reflection upwards, bottom-up the 3rd adjustment lens and the 3rd image processing system that be provided with on the reflected light path of said the 3rd catoptron.
2. video facilities for observation as claimed in claim 1 is characterized in that, said first imaging system and second imaging system lay respectively at the left of said worktable and right-hand;
Said the 3rd light supply apparatus and the 3rd catoptron lay respectively at rear and the place ahead of said worktable.
3. video facilities for observation as claimed in claim 1 is characterized in that, said first image processing system comprises first microscope, first optical filter and first ccd video camera of bottom-up coaxial setting;
Said second image processing system comprises second microscope, second optical filter and second ccd video camera of bottom-up coaxial setting;
Said the 3rd image processing system comprises the 3rd microscope, the 3rd optical filter and the 3rd ccd video camera of bottom-up coaxial setting.
4. video facilities for observation as claimed in claim 3 is characterized in that, said first optical filter to see through wavelength coverage corresponding with the wavelength coverage of the emergent light of said secondary light source device;
Said second optical filter to see through wavelength coverage corresponding with the wavelength coverage of the emergent light of said first light supply apparatus;
Said the 3rd optical filter to see through wavelength coverage corresponding with the wavelength coverage of the emergent light of said the 3rd light supply apparatus.
5. video facilities for observation as claimed in claim 3 is characterized in that, said first ccd video camera, second ccd video camera and the 3rd ccd video camera are the black-white CCD video camera.
6. video facilities for observation as claimed in claim 3 is characterized in that, said microscopical camera lens is the telecentric mirror head with coaxial-illuminating function.
7. video facilities for observation as claimed in claim 1 is characterized in that, said first light supply apparatus comprises blue LED lamp and first collimation lens that is positioned on the emitting light path of said blue LED lamp;
Said secondary light source device comprises green light LED lamp and second collimation lens that is positioned on the emitting light path of said green light LED lamp;
Said the 3rd light supply apparatus comprises the red-light LED lamp and is positioned at the 3rd collimation lens on the emitting light path of said red-light LED lamp.
8. video facilities for observation as claimed in claim 1 is characterized in that, said first catoptron, second catoptron and the 3rd catoptron are movably installed in the lower end of said first imaging system, second imaging system and the 3rd imaging system respectively.
9. video facilities for observation as claimed in claim 8; It is characterized in that the lower end of said first imaging system, second imaging system and the 3rd imaging system is respectively equipped with the regulating device at the angle of inclination of the minute surface that is used to regulate said first catoptron, second catoptron and the 3rd catoptron.
10. video facilities for observation as claimed in claim 8 is characterized in that, the minute surface of said first catoptron, second catoptron and the 3rd catoptron is 112.5 ° with respect to the angle of inclination of said worktable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201697024U CN202102171U (en) | 2011-05-24 | 2011-05-24 | Video observing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201697024U CN202102171U (en) | 2011-05-24 | 2011-05-24 | Video observing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202102171U true CN202102171U (en) | 2012-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201697024U Expired - Lifetime CN202102171U (en) | 2011-05-24 | 2011-05-24 | Video observing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202102171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108012051A (en) * | 2017-11-02 | 2018-05-08 | 东莞市普密斯精密仪器有限公司 | A kind of optical detection apparatus with multiple image collections |
-
2011
- 2011-05-24 CN CN2011201697024U patent/CN202102171U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108012051A (en) * | 2017-11-02 | 2018-05-08 | 东莞市普密斯精密仪器有限公司 | A kind of optical detection apparatus with multiple image collections |
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| CX01 | Expiry of patent term |
Granted publication date: 20120104 |
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| CX01 | Expiry of patent term |