CN102680087B - Rotary integrating sphere with fixed light measuring opening - Google Patents
Rotary integrating sphere with fixed light measuring opening Download PDFInfo
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- CN102680087B CN102680087B CN201210176376.9A CN201210176376A CN102680087B CN 102680087 B CN102680087 B CN 102680087B CN 201210176376 A CN201210176376 A CN 201210176376A CN 102680087 B CN102680087 B CN 102680087B
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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 of field of optical measurements, the Rotation Product bulb separation that particularly a kind of light-metering mouth is fixing.
Background technology
Integrating sphere is the hollow sphere that a kind of inwall is coated with adularescent, uniform diffuse-reflective material, has close diffuse reflectance, can collect to portion placed within or close to the utilizing emitted light of the measured light of its incidence hole the incident ray of various wavelength.Integrating sphere is easy to use because of it, and measuring accuracy is high is widely used in LED test, light fixture test and display screen test etc., is a kind of usual means of field of optical measurements.
Regular integral ball is combined by two hemispheres of symmetry, ball wall has several holes for installing photodetector or tested lamp etc.When surveying lamp, the tested lamp mounting rod of 4 π survey methods is arranged on the inside of integrating sphere, and general lamp stand is connected with integrating sphere top, and tested lamp is arranged on sphere center position; The tested lamp of 2 π survey methods is arranged on the tapping of ball wall, and tested lamp is luminous in ball; Photodetector is arranged on the tapping of ball wall all the time, is provided with the light trap stopping tested lamp direct projection light, light trap is coated with the diffuse-reflective material identical with the material of ball inner-wall spraying between the test zone of photodetector and tested lamp.Regular integral ball maintains static when using, therefore the relative position of its photodetection mouth and tested lamp is fixed, and during test, the mounting means (lamp holder down or upward or have other inclination angle) of tested lamp is fixed.But tested lamp is when reality uses, the mounting means of various tested lamp is different according to the difference such as lamp type, environment for use, regular integral ball can only test a kind of mounting means (as lamp holder upward), test result cannot truly reflect tested lamp actual use time the characteristics of luminescence.
Also a kind of integrating sphere is had to be rotatable, during normal work, integrating sphere is closed hollow sphere, be connected with support by the turning axle of both sides, have an opening at the top of spheroid for installing lamp (light fixture), having a pass for installing photoelectric measurement optical fiber or probe in ball wall side.Although this Rotation Product bulb separation also can realize the measurement object of different directions, have the following disadvantages:
1. optical fiber lateral opening installed and photodetector can rotate along with integrating sphere and change position and towards, and the position of optical fiber moving or photodetector and direction change and all obviously can affect measuring accuracy.
2. measure the power lead of lamp and all outer outside surface being exposed at spheroid of detector lead-in wire, security and aesthetics bad.
3. can not realize 2 π and 4 π, two kinds of measuring methods simultaneously.
Summary of the invention
The object of the present invention is to provide the Rotation Product bulb separation that a kind of light-metering mouth is fixing, can measure the characteristics of luminescence of tested lamp under different installation, measuring accuracy is high, and has very high security and aesthetic property.
Technical scheme of the present invention: the Rotation Product bulb separation that a kind of light-metering mouth is fixing, comprise fixed support and spheroid, described spheroid is hollow sphere, the inside surface of hollow sphere scribbles diffuse-reflective material, also comprise and be fixedly mounted on whirligig on fixed support and sniffer, described whirligig comprises the first round end and second round end of coaxial rotating, and is connected with spheroid both sides respectively, second round end is hollow rotating end, and the centre of sphere of spheroid is positioned on the turning axle of whirligig; Described spheroid at least has a light signal and measure mouth, it is corresponding with the hollow region of the second round end that described light signal measures mouth; The light-receiving mouth of described sniffer is positioned at the hollow region of the second round end; Measure from described light signal the optical signals sniffer injected mouth and receive measurement.
During work, first according to the actual installation mode of sample (as lamp or light fixture), sample is made to be in actual installation angle by whirligig spinning ball, the light signal of light from ball wall after the reflection of ball wall that sample is launched measures mouth outgoing, be detected device to receive, obtain measurement result.
In the Rotation Product bulb separation that aforesaid light-metering mouth is fixing, the ball wall of described spheroid at least also has one for installing the sample installing port of tested luminophor, the normal of described sample installing port is by the centre of sphere of spheroid, and it is orthogonal with the rotation of whirligig, when spheroid rotates to different angles, tested luminophor opening is in the end face of spheroid, the position at the certain inclination angle in bottom surface and side.Arranging of sample installing port can realize 2 π measuring methods.
In the Rotation Product bulb separation that aforesaid light-metering mouth is fixing, described sample installing port is provided with a ring flange, this ring flange can be installed the chassis be fixedly connected with lamp stand, described chassis can be fixedly connected with ring flange, and there is the reflecting material consistent with ball wall diffuse-reflective material on chassis towards side surface spraying in ball; The other end of lamp stand has the link be provided with for installing tested luminophor.The ring flange on the chassis be fixedly connected with lamp stand and lamp stand and chassis can be installed arrange and can realize 2 π measuring methods.
In the Rotation Product bulb separation that aforesaid light-metering mouth is fixing, in described spheroid, baffle plate is installed, baffle plate pole one end is connected with described baffle plate, the other end of baffle plate pole is connected with the baffle plate joint on ball wall, described baffle plate pole can be rotated relative to baffle plate joint, make the center of baffle plate just in time be positioned at light signal to measure on the measured zone of mouth and the line of ball centre, or be positioned on the light signal measurement measured zone of mouth and the line of sample installing port.The measured zone arranging the light direct beam light signal measurement mouth that sample can be avoided to send of baffle plate, measuring accuracy is high.
In the Rotation Product bulb separation that aforesaid light-metering mouth is fixing, described sniffer is made up of guiding device and optical measurement instrument.Guiding device can be optical transmission components or the combinations of multiple optical transmission components such as integrating sphere, lens, light-transmissive diffuser, 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 Product bulb separation that aforesaid light-metering mouth is fixing, described guiding device is integrating sphere, integrating sphere at least has an entrance port and an exit portal, and it is corresponding that entrance port and the light signal of spheroid measure mouth, 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 Product bulb separation that aforesaid light-metering mouth is fixing, described guiding device is lens, and the emergent light in spheroid is assembled through lens or received by optical measurement instrument after imaging.Adopt lens can assemble test light as guiding device, light receiving efficiency is high, and measurement sensistivity is high, and measuring accuracy is high.
In the Rotation Product bulb separation that aforesaid light-metering mouth is fixing, described spheroid also has one for installing the auxiliary lamp socket of auxiliary lamp, auxiliary lamp and light signal are measured the measured zone of mouth and are all provided with light trap between auxiliary lamp and tested lamp.Light trap can be fixedly connected with spheroid, also can be fixedly connected with auxiliary lamp socket.Arranging of auxiliary lamp can eliminate self-absorption impact, and measuring accuracy is high.
In the Rotation Product bulb separation that aforesaid light-metering mouth is fixing, described spheroid also has an alignment laser opening, and for installing alignment laser, the laser beam center that described alignment laser sends is just by the center of spheroid.Alignment laser the adjustment that can facilitate sample installation site is set, measuring accuracy is high.The laser beam that described alignment laser is launched can be line laser bundle, and also can make cross laser bundle, wherein " cross " center of cross laser bundle is the center of described laser beam.
In the Rotation Product bulb separation that aforesaid light-metering mouth is fixing, described spheroid also has one for installing the shooting installing port of camera, the shooting direction of camera is towards ball interior direction.Arranging of head of imagination handled easily personnel can observe state in ball.
In the Rotation Product bulb separation that aforesaid light-metering mouth is fixing, described camera is arranged on the swing seat that inclines for adjusting shooting direction, described in the swing seat that inclines be arranged on shooting installing port.Incline swing seat arrange can facilitate camera residing for sample position adjustment shooting direction.When sample is arranged on ball centre, adjusts the swing seat that inclines and the shooting direction of camera can be made to point to the centre of sphere; When sample is arranged on the sample installing port of spheroid, adjusts the swing seat that inclines and the shooting direction of camera can be made to point to sample installing port.
Compared with prior art, the present invention is organically linked together formed the fixing Rotation Product bulb separation of light-metering mouth by whirligig, sniffer, light signal measurement mouth.Owing to present invention employs above-mentioned technical scheme, there is following technique effect:
1, can realize sample when installing with different angle (as lamp holder upward, down, level etc.) measurement; Light-metering mouth fixedly makes sniffer easy for installation and does not affect by change in location factor, and measuring accuracy is high.
As long as 2 regulate lamp stand just can realize 2 π and 4 π, two kinds of measuring methods easily.
3, measure the inside surface that the power lead of lamp and detector lead-in wire are all located at spheroid, security and aesthetics good.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first embodiment of the present invention;
Fig. 2 is the structural representation of the second embodiment of the present invention;
Fig. 3 is the structural representation of the third embodiment of the present invention.
Being labeled as in 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 measures mouth, 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-make a video recording installing port, 4-4-1-camera, 4-4-2-incline swing seat; 5-auxiliary lamp, 5-1-assist lamp socket, 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 drawings and Examples, the present invention is further illustrated, but not as the foundation limited the present invention.
Embodiment 1: the Rotation Product bulb separation that a kind of light-metering mouth is fixing, as shown in Figure 1, it comprises fixed support 1, is fixedly mounted on the whirligig 2 on fixed support 1 and sniffer 3, the spheroid 4 be fixedly connected with whirligig 2.Described spheroid 4 is hollow spheres, and inside surface is the sphere scribbling diffusive white reflective material; Described whirligig 2 has can the first round end 2-1 of synchronous rotary and the second round end 2-2, the turning axle of the first round end 2-1 and the second round end 2-2 overlaps and forms the turning axle of whirligig 2, first round end 2-1 is connected 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, spheroid 4 can be rotated around the turning axle of whirligig 2, and the first round end 2-1 is hollow rotating end; Described spheroid 4 at least has a light signal and measure mouth 4-1, it is corresponding with the hollow region of the second round end 2-2 that described light signal measures mouth 4-1; The light-receiving mouth of described sniffer 3 is corresponding with the hollow region of the second round end 2-2; The optical signals sniffer 3 measuring outgoing mouth 4-1 from described light signal receives measurement.
The ball wall of spheroid 4 also has one for installing the sample installing port 4-2 of tested luminophor, the normal of described sample installing port 4-2 passes through the centre of sphere of spheroid 4, and it is orthogonal with the rotation of whirligig 2, when spheroid 4 rotates to different angles, sample installing port 4-2 is in the end face of spheroid 4, the position at the certain inclination angle in bottom surface and side.Described sample installing port 4-2 there is a ring flange 4-2-1, this ring flange 4-2-1 can install the chassis 4-2-3 be fixedly connected with lamp stand 4-2-2, described chassis 4-2-3 can be fixedly connected with ring flange 4-2-1, and chassis 4-2-3 has the reflecting material consistent with ball wall diffuse-reflective material towards side surface spraying in ball; The other end of lamp stand 4-2-2 has the link 4-2-4 be provided with for installing tested luminophor 7.
Baffle plate 6 is installed in spheroid 4, baffle plate pole 6-1 one end is connected with described baffle plate 6, the other end is connected with the baffle plate joint 6-2 on ball wall, described baffle plate pole 6-1 can rotate relative to baffle plate joint 6-2, make the center of baffle plate 6 just in time be positioned at light signal to measure on the measured zone of mouth 4-1 and the line at spheroid 4 center, or be positioned on the measured zone of light signal measurement mouth 4-1 and the line of sample installing port 4-2.
Sniffer 3 is made up of guiding device 3-1 and optical measurement instrument 3-2.Described guiding device 3-1 is lens, and the emergent light in spheroid 4 is received by optical measurement instrument 3-2 after lens are assembled.
Spheroid 4 also has one for installing the auxiliary lamp socket 5-1 of auxiliary lamp 5, auxiliary lamp 5 and light signal are measured the measured zone of mouth 4-1 and are all provided with auxiliary lamp light trap 5-2 between auxiliary lamp 5 and 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.
Spheroid 4 also has one for installing the alignment laser opening 4-3 of alignment laser 4-3-1, the laser beam center that described alignment laser 4-3-1 sends is just by the center of spheroid 4, in figure, the first round end 2-1 of whirligig 2 is also hollow, on alignment laser 4-3-1 mounting and fixing bracket 1, be located at the hollow region of the first round end 2-1.
Spheroid 4 also has one for installing the shooting installing port 4-4 of camera 4-4-1, the shooting direction of camera 4-4-1 is towards spheroid 4 internal direction.Described camera 4-4-1 is arranged on the swing seat 4-4-2 that inclines for adjusting shooting direction, described in the swing seat 4-4-2 that inclines be arranged on shooting installing port 4-4.
During use, before measuring, tested luminophor 7 is arranged on link 4-2-4, opens centering laser, regulate lamp stand 4-2-2 length that tested luminophor 7 luminescent center is overlapped with spheroid 4 centre of sphere.During measurement, auxiliary lamp 5 is utilized to revise self-absorption error.The swing seat 4-4-2 that inclines is utilized to adjust the state of tested luminophor 7 in camera 4-4-1 shooting direction observation ball.The light that tested luminophor 7 sends, is detected device 3 reception and obtains measurement result after the reflection of spheroid 4 inwall.In figure, sniffer 3 is made up of guiding device 3-1 and light 3-2, and the guiding device 3-1 in figure is lens.
Embodiment 2: the Rotation Product bulb separation that a kind of light-metering mouth is fixing, 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 in figure is integrating sphere.All the other structures are with embodiment 1.
Embodiment 3: the Rotation Product bulb separation that a kind of light-metering mouth is fixing, as shown in Figure 2, tested luminophor 7 is arranged on the sample installing port 4-2 place of spheroid 4, realizes 2 π and measures.All the other structures are with embodiment 2.
Claims (8)
1. the Rotation Product bulb separation that a light-metering mouth is fixing, comprise fixed support (1) and spheroid (4), described spheroid (4) is hollow sphere, the inside surface of hollow sphere scribbles diffuse-reflective material, it is characterized in that: also comprise and be fixedly mounted on whirligig (2) on fixed support (1) and sniffer (3), described whirligig (2) comprises the first round end (2-1) and second round end (2-2) of coaxial rotating, and be connected with spheroid (4) both sides respectively, second round end (2-2) is hollow rotating end, the centre of sphere of spheroid (4) is positioned on the turning axle of whirligig (2), described spheroid (4) at least has a light signal and measure mouth (4-1), it is corresponding with the hollow region of the second round end (2-2) that described light signal measures mouth (4-1), the light-receiving mouth of described sniffer (3) is positioned at the hollow region of the second round end (2-2), measure from described light signal the optical signals sniffer (3) injected mouth (4-1) and receive measurement, the ball wall of described spheroid (4) at least also has one for installing the sample installing port (4-2) of tested luminophor, the normal of described sample installing port (4-2) is orthogonal with the rotation of whirligig (2) by the centre of sphere of spheroid (4), described 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) be fixedly connected with lamp stand (4-2-2), described chassis (4-2-3) is fixedly connected with ring flange (4-2-1), there is the reflecting material consistent with ball wall diffuse-reflective material on chassis (4-2-3) towards side surface spraying in ball, the other end of lamp stand (4-2-2) is provided with the link (4-2-4) for fixing tested luminophor.
2. the Rotation Product bulb separation that light-metering mouth according to claim 1 is fixing, it is characterized in that: baffle plate (6) is installed in described spheroid (4), baffle plate pole (6-1) and the baffle plate joint (6-2) on ball wall, baffle plate pole (6-1) one end is connected with described baffle plate (6), baffle plate pole (6-1) other end is connected with baffle plate joint (6-2), described baffle plate pole (6-1) can be rotated relative to baffle plate joint (6-2), make the center of baffle plate (6) just in time be positioned at light signal to measure on the measured zone of mouth (4-1) and the line at spheroid (4) center.
3. the Rotation Product bulb separation that light-metering mouth according to claim 1 is fixing, is characterized in that: described sniffer (3) is made up of guiding device (3-1) and optical measurement instrument (3-2).
4. the Rotation Product bulb separation that light-metering mouth according to claim 3 is fixing, it is characterized in that: described guiding device (3-1) is integrating sphere, integrating sphere is provided with at least one entrance port and an exit portal, it is corresponding that entrance port and the light signal of spheroid (4) measure mouth (4-1), and exit portal is corresponding with the receiving port of optical measurement instrument (3-2).
5. the rotation integral ball measuring device that light-metering mouth according to claim 3 is fixing, it is characterized in that: described guiding device (3-1) is lens, the emergent light in spheroid (4) is assembled through lens or is received by optical measurement instrument (3-2) after imaging.
6. the Rotation Product bulb separation that light-metering mouth according to claim 1 is fixing, it is characterized in that: described spheroid (4) is also provided with the auxiliary lamp socket (5-1) being installed with auxiliary lamp (5), between the measured zone that described auxiliary lamp (5) and light signal measure mouth (4-1) and be all provided with auxiliary lamp light trap (5-2) between auxiliary lamp (5) and tested lamp, described auxiliary lamp light trap (5-2) can be fixedly connected with spheroid (4) or auxiliary lamp socket (5-1).
7. the Rotation Product bulb separation that light-metering mouth according to claim 1 is fixing, it is characterized in that: described spheroid (4) is also provided with one for installing the alignment laser opening (4-3) of alignment laser (4-3-1), described alignment laser (4-3-1) light-emitting window aims at the center of spheroid (4).
8. the Rotation Product bulb separation that light-metering mouth according to claim 1 is fixing, it is characterized in that: described spheroid (4) is also provided with the shooting installing port (4-4) for installing camera (4-4-1), the shooting direction of camera (4-4-1) is inner towards spheroid (4), and described camera (4-4-1) is arranged on the swing seat that inclines (4-4-2) for adjusting 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 |
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| 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 |
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| CN102680087A CN102680087A (en) | 2012-09-19 |
| CN102680087B true CN102680087B (en) | 2015-02-25 |
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| CN201210176376.9A Active CN102680087B (en) | 2012-05-29 | 2012-05-29 | Rotary integrating sphere with fixed light measuring opening |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201331560A (en) * | 2013-04-02 | 2013-08-01 | Hauman Technologies Corp | Light-receiving apparatus capable of increasing light-receiving magnitude and angle |
| CN105991996B (en) * | 2015-02-15 | 2019-11-29 | 宁波舜宇光电信息有限公司 | A kind of 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 |
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| US5251004A (en) * | 1992-03-13 | 1993-10-05 | Pdt Systems, Inc. | Integrating sphere power meter |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012007951A (en) * | 2010-06-23 | 2012-01-12 | Nikon Corp | Measurement device for light distribution characteristics of light source |
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2012
- 2012-05-29 CN CN201210176376.9A patent/CN102680087B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5251004A (en) * | 1992-03-13 | 1993-10-05 | Pdt Systems, Inc. | Integrating sphere power meter |
| 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 |
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| 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》.2011,第45-47页. * |
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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. |
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