CN102680087A - Rotary integrating sphere with fixed light measuring opening - Google Patents
Rotary integrating sphere with fixed light measuring opening Download PDFInfo
- Publication number
- CN102680087A CN102680087A CN2012101763769A CN201210176376A CN102680087A CN 102680087 A CN102680087 A CN 102680087A CN 2012101763769 A CN2012101763769 A CN 2012101763769A CN 201210176376 A CN201210176376 A CN 201210176376A CN 102680087 A CN102680087 A CN 102680087A
- Authority
- CN
- China
- Prior art keywords
- spheroid
- integrating sphere
- photometry
- baffle plate
- fixing
- 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.)
- Granted
Links
Images
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a rotary integrating sphere with a fixed light measuring opening, which includes a fixed bracket, a rotating device and a detecting device fixedly mounted on the fixed bracket, and a sphere body fixedly connected with the rotating device, wherein the rotating device is provided with a first rotating end and a second rotating end that can simultaneously rotate, rotating shafts of the first and the second rotating ends coincide to form a rotating shaft of the rotating device, and the first and the second rotating ends are connected with two sides of the sphere body; at least one light signal measuring opening is formed in the sphere body, and the light signal measuring opening is opposite to the hollow area of the second rotating end; the light receiving opening of the detecting device is positioned in the hollow area of the second rotating end; and the light signal emitted from the light signal measuring opening is received and measured by the detecting device. By adopting the technical scheme, the lighting features of the to-be-measured lamp under different mounting modes can be measured, and the rotary integrating sphere has high measuring precision and safety, and is highly attractive.
Description
Technical field
The present invention relates to the integrating sphere in optical measurement field, the rotation integrating sphere that particularly a kind of photometry mouth is fixing.
Background technology
Integrating sphere is that a kind of inwall is coated with adularescent, the uniform hollow sphere of diffuse-reflective material, and the incident ray of various wavelength is had close diffuse reflectance, can or collect near the emission light of the measured light of its incidence hole placed within.Integrating sphere is easy to use because of it, and the measuring accuracy height is widely used in LED test, light fixture test and display screen test etc., is a kind of usual means in optical measurement field.
Conventional integrating sphere is combined by two hemispheres of symmetry, on the ball wall, has several holes and is used to install photodetector or tested lamp etc.When surveying lamp, the tested lamp mounting rod of 4 π survey method is installed in the inside of integrating sphere, and general lamp stand is connected with the integrating sphere top, and tested lamp is installed in sphere center position; The tested lamp that 2 π survey method is installed in the tapping of ball wall, and tested lamp is luminous in the ball; Photodetector is installed in the tapping of ball wall all the time, is provided with the light trap that stops tested lamp direct projection light between the test zone of photodetector and the tested lamp, is coated with the diffuse-reflective material identical with the material of ball inner-wall spraying on the light trap.Fixed when conventional integrating sphere uses, so the relative position of its photodetection mouth and tested lamp is fixed, the mounting means of tested lamp during test (lamp holder down or up or have other inclination angle) is fixed.But tested lamp is when reality is used; The mounting means of various tested lamps is different and different according to light fixture type, environment for use etc.; Conventional integrating sphere can only be tested a kind of mounting means (like lamp holder up), the characteristics of luminescence when test result can't truly reflect the actual use of tested lamp.
It is rotatable that a kind of integrating sphere is also arranged; Integrating sphere is the hollow sphere of sealing during operate as normal; Turning axle through both sides is connected with support, has an opening to be used to install lamp (light fixture) at the top of spheroid, has a pass to be used to install photoelectric measurement optical fiber or probe in ball wall side.Although this rotation integrating sphere also can be realized the measurement purpose of different directions, not enough below existing:
1. optical fiber of installing on the lateral opening and photodetector can change along with integrating sphere rotation the position and towards, and optical fiber around the position of moving or photodetector and direction change and all can obviously influence measuring accuracy.
2. measure the power lead and all outer outside surface that is exposed at spheroid of detector lead-in wire of lamp, security and aesthetics are bad.
3. can not realize 2 π and two kinds of measuring methods of 4 π simultaneously.
Summary of the invention
The object of the present invention is to provide the fixing rotation integrating sphere of a kind of photometry mouth, the characteristics of luminescence of the tested lamp of energy measurement under different installation, measuring accuracy is high, and has very high security and aesthetic property.
Technical scheme of the present invention: the rotation integrating sphere that a kind of photometry mouth is fixing, comprise fixed support and spheroid, said spheroid is a hollow sphere; The inside surface of hollow sphere scribbles diffuse-reflective material; Also comprise the whirligig and the sniffer that are fixedly mounted on the fixed support, said whirligig comprises first round end and second round end of coaxial rotation, and links to each other with the spheroid both sides respectively; Second round end is the hollow rotating end, and the centre of sphere of spheroid is positioned on the turning axle of whirligig; At least have a light signal measuring port on the said spheroid, said light signal measuring port is corresponding with the hollow region of second round end; The light-receiving mouth of said sniffer is positioned at the hollow region of second round end; The optical signals sniffer that from said light signal measuring port, injects receives to be measured.
During work; At first according to the actual installation mode of sample (like lamp or light fixture); Make sample be in the actual installation angle through the whirligig spinning ball; The light of sample emission is received by sniffer through the light signal measuring port outgoing of ball wall reflection back from the ball wall, obtains measurement result.
In the rotation integrating sphere that aforesaid photometry mouth is fixed; At least also have a sample installing port that is used to install tested luminophor on the ball wall of said spheroid; The normal of said sample installing port is through the centre of sphere of spheroid; And with the rotation quadrature of whirligig, when spheroid rotated to different angles, tested luminophor opening was in the end face of spheroid, the position at the certain inclination angle in bottom surface and side.Being provided with of sample installing port can realize 2 π measuring methods.
In the rotation integrating sphere that aforesaid photometry mouth is fixed; Said sample installing port is provided with a ring flange; On this ring flange the chassis that is fixedly connected with lamp stand can be installed; Said chassis can be fixedly connected with ring flange, and chassis side surface in ball is coated with and the consistent reflecting material of ball wall diffuse-reflective material; The other end of lamp stand has the link that is used to install tested luminophor is installed.Ring flange and lamp stand and chassis that the chassis that is fixedly connected with lamp stand can be installed are provided with can realize 2 π measuring methods.
In the rotation integrating sphere that aforesaid photometry mouth is fixed; In the said spheroid baffle plate is installed; Baffle plate pole one end is connected with said baffle plate, and the other end of baffle plate pole is connected with baffle plate joint on the ball wall, and said baffle plate pole baffle plate joint is relatively rotated; The center of baffle plate just in time is positioned on the line of measured zone and ball centre of light signal measuring port, or is positioned on the line of measured zone and sample installing port of light signal measuring port.Being provided with of baffle plate can be avoided the measured zone of the light direct beam light signal measuring port that sample sends, and measuring accuracy is high.
In the rotation integrating sphere that aforesaid photometry mouth is fixed, said sniffer is made up of guiding device and optical measurement instrument.Guiding device can be optical delivery element or multiple optical delivery combination of elements such as integrating sphere, lens, printing opacity diffusion disk, optical fiber.Optical measurement instrument can be direct-reading photometer, colorimeter, radiancy meter or spectral radiance analyser, or the combination of multiple instrument.
In the rotation integrating sphere that aforesaid photometry mouth is fixed; Said guiding device is an integrating sphere, has an entrance port and an exit portal on the integrating sphere at least, and the entrance port is corresponding with the light signal measuring port of spheroid; Receive the emergent light of spheroid, exit portal is corresponding with the receiving port of light.Integrating sphere has desirable cosine response, adopts integrating sphere can improve measuring accuracy as guiding device.
In the rotation integrating sphere that aforesaid photometry mouth is fixed, said guiding device is lens, and the emergent light in the spheroid is assembled through lens or the back of forming images is received by optical measurement instrument.Adopt lens can assemble test light as guiding device, light receiving efficiency is high, measures highly sensitive, the measuring accuracy height.
In the fixing rotation integrating sphere of aforesaid photometry mouth, also have on the said spheroid one be used to install auxiliary lamp auxiliary lamp socket, all be provided with light trap between the measured zone of auxiliary lamp and light signal measuring port and auxiliary lamp and the tested lamp.Light trap can be fixedly connected with spheroid, also can be fixedly connected with auxiliary lamp socket.Being provided with of auxiliary lamp can be eliminated the self-absorption influence, and measuring accuracy is high.
In the fixing rotation integrating sphere of aforesaid photometry mouth, also have a centering laser instrument opening on the said spheroid, be used to install alignment laser, the laser beam center that said alignment laser sends is the center through spheroid just in time.Alignment laser the adjusting that can make things convenient for the sample installation site is set, measuring accuracy is high.Said alignment laser emitted laser bundle can be the line laser bundle, also can make the cross laser bundle, and wherein " cross " center of cross laser bundle is the center of said laser beam.
In the fixing rotation integrating sphere of aforesaid photometry mouth, also have on the said spheroid one be used to install camera the shooting installing port, the shooting direction of camera is towards the spheroid internal direction.Imagine being provided with and the handled easily personnel observing the ball internal state of head.
In the rotation integrating sphere that aforesaid photometry mouth is fixed, described camera is installed in the swing seat that inclines that is used to adjust the shooting direction, and the said swing seat that inclines is installed on the shooting installing port.Being provided with of swing seat of inclining can make things convenient for camera according to the residing position of sample adjustment shooting direction.When sample is installed in ball centre, adjusts the swing seat that inclines and to make the shooting direction of camera point to the centre of sphere; When sample is installed in the sample installing port of spheroid, adjusts the swing seat that inclines and to make the shooting direction of camera point to the sample installing port.
Compared with prior art, the present invention organically links together through whirligig, sniffer, light signal measuring port and constitutes the fixing rotation integrating sphere of photometry mouth.Because the present invention has adopted above-mentioned technical scheme, has following technique effect:
1, in the time of can realizing that sample is installed with different angle (as lamp holder up, down, level etc.) measurement; The photometry mouth fixedly makes sniffer easy for installation and do not receive the change in location factor affecting, and measuring accuracy is high.
2, just can realize 2 π and two kinds of measuring methods of 4 π easily as long as regulate lamp stand.
3, measure the power lead of lamp and the inside surface that the detector lead-in wire all is located at spheroid, security and aesthetics are good.
Description of drawings
Fig. 1 is the structural representation of first kind of embodiment of the present invention;
Fig. 2 is the structural representation of second kind of embodiment of the present invention;
Fig. 3 is the structural representation of the third embodiment of the present invention.
Being labeled as in the accompanying drawing: 1-fixed support; 2-whirligig: 2-1-first round end, 2-2-second round end; 3-sniffer: 3-1-guiding device, 3-2-optical measurement instrument; 4-spheroid: 4-1-light signal measuring port, 4-2-sample installing port, 4-2-1-ring flange, 4-2-2-lamp stand, 4-2-3-chassis, 4-2-4-link, 4-3-alignment laser opening, 4-3-1-alignment laser, 4-4-shooting installing port, 4-4-1-camera, the 4-4-2-swing seat that inclines; 5-auxiliary lamp, the auxiliary lamp socket of 5-1-, 5-2-auxiliary lamp light trap; 6-baffle plate, 6-1-baffle plate pole, 6-2-baffle plate joint; The tested luminophor of 7-.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described, but not as the foundation to the present invention's restriction.
Embodiment 1: the rotation integrating sphere that a kind of photometry mouth is fixing, as shown in Figure 1, it comprises fixed support 1, is fixedly mounted on whirligig 2 and sniffer 3 on the fixed support 1, the spheroid 4 that is fixedly connected with whirligig 2.Said spheroid 4 is hollow spheres, and inside surface is the sphere that scribbles the white diffuse material; Said whirligig 2 has the first round end 2-1 and the second round end 2-2 that can rotate synchronously; The turning axle of the first round end 2-1 and the second round end 2-2 overlaps the turning axle that constitutes whirligig 2; The first round end 2-1 links to each other with spheroid 4 both sides respectively with the second round end 2-2; The centre of sphere of spheroid 4 is positioned on the turning axle of whirligig 2, and spheroid 4 can be rotated around the turning axle of whirligig 2, and the first round end 2-1 is the hollow rotating end; At least have a light signal measuring port 4-1 on the said spheroid 4, said light signal measuring port 4-1 is corresponding with the hollow region of the second round end 2-2; The light-receiving mouth of said sniffer 3 is corresponding with the hollow region of the second round end 2-2; The optical signals sniffer 3 of outgoing from said light signal measuring port 4-1 receives to be measured.
Also have a sample installing port 4-2 who is used to install tested luminophor on the ball wall of spheroid 4; The normal of said sample installing port 4-2 is through the centre of sphere of spheroid 4; And rotation quadrature with whirligig 2; When spheroid 4 rotated to different angles, sample installing port 4-2 was in the end face of spheroid 4, the position at the certain inclination angle in bottom surface and side.On the said sample installing port 4-2 ring flange 4-2-1 is arranged; On this ring flange 4-2-1 the chassis 4-2-3 that is fixedly connected with lamp stand 4-2-2 can be installed; Said chassis 4-2-3 can be fixedly connected with ring flange 4-2-1, and 4-2-3 side surface in ball in chassis is coated with and the consistent reflecting material of ball wall diffuse-reflective material; The other end of lamp stand 4-2-2 has the link 4-2-4 that is used to install tested luminophor 7 is installed.
Also have on the spheroid 4 one be used to install auxiliary lamp 5 auxiliary lamp socket 5-1; All be provided with auxiliary lamp light trap 5-2 between the measured zone of auxiliary lamp 5 and light signal measuring port 4-1 and auxiliary lamp 5 and the tested lamp; Auxiliary lamp light trap 5-2 can be fixedly connected with spheroid 4, also can be fixedly connected with auxiliary lamp socket 5-1.
Also have on the spheroid 4 one be used to install alignment laser 4-3-1 alignment laser opening 4-3; The center of spheroid 4 is just in time passed through at the laser beam center that said alignment laser 4-3-1 sends; The first round end 2-1 of whirligig 2 also is a hollow among the figure; On the alignment laser 4-3-1 mounting and fixing bracket 1, be located at the hollow region of the first round end 2-1.
Also have on the spheroid 4 one be used to install camera 4-4-1 shooting installing port 4-4, the shooting direction of camera 4-4-1 is towards spheroid 4 internal direction.Described camera 4-4-1 is installed in the swing seat 4-4-2 that inclines that is used to adjust the shooting direction, and the said swing seat 4-4-2 that inclines is installed on the shooting installing port 4-4.
During use, before measuring tested luminophor 7 is installed on the link 4-2-4, opens centering laser, regulate lamp stand 4-2-2 length tested luminophor 7 luminescent center are overlapped with spheroid 4 centre ofs sphere.During measurement, utilize auxiliary lamp 5 to revise the self-absorption error.The incline state of tested luminophor 7 in the swing seat 4-4-2 adjustment camera 4-4-1 shooting direction observation ball of utilization.The light that tested luminophor 7 sends is obtained measurement result through spheroid 4 inwalls reflection back by sniffer 3 receptions.Sniffer 3 is made up of guiding device 3-1 and light 3-2 among the figure, and the guiding device 3-1 among the figure is lens.
Embodiment 2: the rotation integrating sphere that a kind of photometry mouth is fixing, and as shown in Figure 2, sniffer 3 is made up of guiding device 3-1 and light 3-2, and the guiding device 3-1 among the figure is an integrating sphere.All the other structures are with embodiment 1.
Embodiment 3: the rotation integrating sphere that a kind of photometry mouth is fixing, as shown in Figure 2, tested luminophor 7 is installed in the sample installing port 4-2 place of spheroid 4, realizes that 2 π measure.All the other structures are with embodiment 2.
Claims (10)
1. the fixing rotation integrating sphere of a photometry mouth; Comprise fixed support (1) and spheroid (4); Said spheroid (4) is a hollow sphere, and the inside surface of hollow sphere scribbles diffuse-reflective material, it is characterized in that: also comprise the whirligig (2) and the sniffer (3) that are fixedly mounted on the fixed support (1); Said whirligig (2) comprises first round end (2-1) and second round end (2-2) of coaxial rotation; And link to each other with spheroid (4) both sides respectively, second round end (2-2) is the hollow rotating end, and the centre of sphere of spheroid (4) is positioned on the turning axle of whirligig (2); At least have a light signal measuring port (4-1) on the said spheroid (4), said light signal measuring port (4-1) is corresponding with the hollow region of second round end (2-2); The light-receiving mouth of said sniffer (3) is positioned at the hollow region of second round end (2-2); The optical signals sniffer (3) that from said light signal measuring port (4-1), injects receives to be measured.
2. the rotation integrating sphere that photometry mouth according to claim 1 is fixing; It is characterized in that: at least also have a sample installing port (4-2) that is used to install tested luminophor on the ball wall of said spheroid (4), the normal of said sample installing port (4-2) through spheroid (4) the centre of sphere and with the rotation quadrature of whirligig (2).
3. the rotation integrating sphere that photometry mouth according to claim 2 is fixing; It is characterized in that: said sample installing port (4-2) is provided with a ring flange (4-2-1); This ring flange (4-2-1) is provided with the chassis (4-2-3) that is fixedly connected with lamp stand (4-2-2); Said chassis (4-2-3) is fixedly connected with ring flange (4-2-1), and chassis (4-2-3) side surface in ball is coated with and the consistent reflecting material of ball wall diffuse-reflective material; The other end of lamp stand (4-2-2) is equipped with the link (4-2-4) that is used for fixing tested luminophor.
4. the rotation integrating sphere that photometry mouth according to claim 3 is fixing; It is characterized in that: the baffle plate joint (6-2) on baffle plate (6), baffle plate pole (6-1) and the ball wall is installed in the said spheroid (4); Baffle plate pole (6-1) end is connected with said baffle plate (6); Baffle plate pole (6-1) other end is connected with baffle plate joint (6-2); Said baffle plate pole (6-1) baffle plate joint (6-2) is relatively rotated, and the center of baffle plate (6) just in time is positioned on the line at measured zone and spheroid (4) center of light signal measuring port (4-1).
5. the rotation integrating sphere that photometry mouth according to claim 1 is fixing, it is characterized in that: said sniffer (3) is made up of guiding device (3-1) and optical measurement instrument (3-2).
6. the rotation integrating sphere that photometry mouth according to claim 5 is fixing; It is characterized in that: said guiding device (3-1) is an integrating sphere; Integrating sphere is provided with at least one entrance port and an exit portal; The entrance port is corresponding with the light signal measuring port (4-1) of spheroid (4), and exit portal is corresponding with the receiving port of optical measurement instrument (3-2).
7. the rotation integral ball measuring device that photometry mouth according to claim 5 is fixing, it is characterized in that: said guiding device (3-1) is lens, the emergent light in the spheroid (4) is assembled through lens or the imaging back is received by optical measurement instrument (3-2).
8. the rotation integrating sphere that photometry mouth according to claim 1 is fixing; It is characterized in that: also be provided with the auxiliary lamp socket (5-1) that auxiliary lamp (5) is installed on the said spheroid (4); All be provided with auxiliary lamp light trap (5-2) between the measured zone of said auxiliary lamp (5) and light signal measuring port (4-1) and between auxiliary lamp (5) and the tested lamp, said auxiliary lamp light trap (5-2) can be fixedly connected with spheroid (4) or auxiliary lamp socket (5-1).
9. the rotation integrating sphere that photometry mouth according to claim 1 is fixing; It is characterized in that: also be provided with on the said spheroid (4) one be used to install alignment laser (4-3-1) alignment laser opening (4-3), said alignment laser (4-3-1) light-emitting window is aimed at the center of spheroid (4).
10. the rotation integrating sphere that photometry mouth according to claim 1 is fixing; It is characterized in that: also be provided with the shooting installing port (4-4) that is used to install camera (4-4-1) on the said spheroid (4); The shooting direction of camera (4-4-1) is towards spheroid (4) inside, and described camera (4-4-1) is installed in the swing seat that inclines (4-4-2) that is used to adjust the shooting direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210176376.9A CN102680087B (en) | 2012-05-29 | 2012-05-29 | Rotary integrating sphere with fixed light measuring opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210176376.9A CN102680087B (en) | 2012-05-29 | 2012-05-29 | Rotary integrating sphere with fixed light measuring opening |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102680087A true CN102680087A (en) | 2012-09-19 |
| CN102680087B CN102680087B (en) | 2015-02-25 |
Family
ID=46812358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210176376.9A Active CN102680087B (en) | 2012-05-29 | 2012-05-29 | Rotary integrating sphere with fixed light measuring opening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102680087B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI479132B (en) * | 2013-04-02 | 2015-04-01 | ||
| CN105675128A (en) * | 2016-01-25 | 2016-06-15 | 武汉浩宏科技有限公司 | Laser energy detector |
| CN110324611A (en) * | 2015-02-15 | 2019-10-11 | 宁波舜宇光电信息有限公司 | A kind of camera module detection system and detection method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5251004A (en) * | 1992-03-13 | 1993-10-05 | Pdt Systems, Inc. | Integrating sphere power meter |
| JP2012007951A (en) * | 2010-06-23 | 2012-01-12 | Nikon Corp | Measurement device for light distribution characteristics of light source |
| CN202133466U (en) * | 2011-07-07 | 2012-02-01 | 上海蓝菲光学仪器有限公司 | Integrating sphere apparatus |
| CN202614376U (en) * | 2012-05-29 | 2012-12-19 | 浙江三鑫照明检测设备有限公司 | Rotary integrating sphere having fixed light measuring opening |
-
2012
- 2012-05-29 CN CN201210176376.9A patent/CN102680087B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5251004A (en) * | 1992-03-13 | 1993-10-05 | Pdt Systems, Inc. | Integrating sphere power meter |
| JP2012007951A (en) * | 2010-06-23 | 2012-01-12 | Nikon Corp | Measurement device for light distribution characteristics of light source |
| CN202133466U (en) * | 2011-07-07 | 2012-02-01 | 上海蓝菲光学仪器有限公司 | Integrating sphere apparatus |
| CN202614376U (en) * | 2012-05-29 | 2012-12-19 | 浙江三鑫照明检测设备有限公司 | Rotary integrating sphere having fixed light measuring opening |
Non-Patent Citations (1)
| Title |
|---|
| 张鸿，彭绍泉: "《LED灯具总光通量测量中自吸收对测量结果的影响》", 《第七届中国国际半导体照明论坛论文集》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI479132B (en) * | 2013-04-02 | 2015-04-01 | ||
| CN110324611A (en) * | 2015-02-15 | 2019-10-11 | 宁波舜宇光电信息有限公司 | A kind of camera module detection system and detection method |
| CN110324611B (en) * | 2015-02-15 | 2020-10-30 | 宁波舜宇光电信息有限公司 | Camera module detection system and detection method |
| CN105675128A (en) * | 2016-01-25 | 2016-06-15 | 武汉浩宏科技有限公司 | Laser energy detector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102680087B (en) | 2015-02-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102692272B (en) | Photometric measurement method and rotatable photometric measurement integrating sphere device | |
| AU2010327508B2 (en) | Integrating sphere photometer and measuring method of the same | |
| CN101408457B (en) | Distribution photometer | |
| WO2008148329A1 (en) | Distribution photometer | |
| CN205861529U (en) | It is applied to the optical system of retro-reflecting coefficient test device | |
| US8467046B2 (en) | Goniophotometer | |
| CN207717222U (en) | Optical radiation caliberating device | |
| CN101799123B (en) | Brightness generator | |
| CN103344613A (en) | Apparatus and method for measuring reflection characteristic of material | |
| CN104792498B (en) | A kind of light source dynamic testing method | |
| CN102680087B (en) | Rotary integrating sphere with fixed light measuring opening | |
| CN202101836U (en) | Light intensity, visual angle and scattering distribution function measurement system based on imaging ball | |
| CN103196552B (en) | Measuring device for light intensity of narrow-light-beam light-emitting diode (LED) lamp | |
| CN202614376U (en) | Rotary integrating sphere having fixed light measuring opening | |
| CN102589687B (en) | light distribution curve instrument | |
| CN101858780A (en) | Method and device for measuring luminous flux | |
| CN201149526Y (en) | Distribution photometer | |
| CN202614375U (en) | Rotary luminosity measuring integrating sphere apparatus | |
| CN203274910U (en) | Measuring device for light intensity of narrow-light-beam LED lamp | |
| Andersen et al. | Design of a time-efficient video-goniophotometer combining bidirectional functions assessment for transmission and reflection | |
| TWI417529B (en) | Goniophotometry testing apparatus | |
| CN203274911U (en) | Luminous flux measuring device of sharp-beam LED lamp | |
| CN208999291U (en) | A kind of integrating sphere photodetector and optical measuring system | |
| CN201000363Y (en) | Distribution photometer | |
| CN104713638A (en) | Cylinder face photometric measurement device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: The Ming Hui Street 313216 Zhejiang city of Huzhou province Deqing County Qianyuan Town Economic Development Zone No. 268 Patentee after: Zhejiang tricolor Photoelectric Technology Co., Ltd. Address before: The Ming Hui Street 313216 Zhejiang city of Huzhou province Deqing County Qianyuan Town Economic Development Zone No. 268 Patentee before: Zhejiang Sanxin Lighting Inspection Equipment Co.,Ltd. |