High-precision spectral radiation calibration device
A spectral radiation, high-precision technology, used in spectrum investigation, testing optical performance and other directions, can solve the problem of low accuracy, achieve the effect of improving accuracy, shortening the transmission chain, and realizing multi-functionality
Inactive Publication Date: 2016-03-30
ANQING NORMAL UNIV
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Problems solved by technology
At present, it is commonly used in optics to calibrate the integrating sphere through the light panel system that irradiates the diffuser plate with the irradiance standard lamp. This calibration method has low precision and can only meet general engineering needs.
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[0016] The present invention will be further described below in conjunction with the accompanying drawings.
[0017] like figure 1 , figure 2 Visible, the present invention comprises base 1, described base 1 is provided with support 2 through X-guiding rail 20 movably; Described support 2 is provided with working platform 3 through Y-guiding guide 30 movably; Described working platform 3 A lens barrel fixing frame 31 is arranged above, and a lens barrel 32 is fixed in the lens barrel fixing frame 31. A first light barrier 33, a lens 34, and a second light barrier 35 are sequentially arranged in the lens barrel 32. The rear of the lens barrel 32 is provided with a transfer integrating sphere 4, the light entrance of the transfer integrating sphere 4 is matched with the lens barrel 32, and the light outlet is connected with the spectroradiometer 6 through the probe 5; Lamp station 8, integrating sphere to be calibrated station 9.
[0018] The brightness standard lamp 7 , the...
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The invention provides a high-precision spectral radiance calibration device which is high in calibration precision, easy to operate and multifunctional. The high-precision spectral radiance calibration device comprises a base, a support is movably arranged on the base through an X-direction guide rail, the support is movably provided with a work platform through a Y-direction guide rail, a lens cone fixing frame is arranged above the work platform, a lens cone is fixed into the lens cone fixing frame, a first diaphragm, a lens and a second diaphragm are arranged inside the lens cone in sequence, a transmission integrating sphere is arranged in the rear of the lens cone, a light inlet of the transmission integrating sphere is matched with the lens cone, and a light outlet of the transmission integrating sphere is connected with a spectral radiance measurer. The high-precision spectral radiance calibration device further comprises a brightness standard lamp, a lamp station to be calibrated and an integrating sphere station to be calibrated.
Description
technical field [0001] The invention relates to optical testing equipment, in particular to a high-precision spectral radiation calibration device. Background technique [0002] Spectroradiometric calibration is to calibrate optical instruments with natural reproducible standards before use, which is called spectral radiometric calibration. At present, it is widely used in optics to calibrate the integrating sphere through the light panel system that irradiates the diffuser plate with the irradiance standard lamp. This calibration method has low precision and can only meet the general engineering needs. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a high-precision spectral radiation calibration device, which has high calibration precision, simple operation and multi-functionality. [0004] In order to solve the above-mentioned technical problems, the high-precision spectral radiation calibration device of the...
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IPC IPC(8): G01M11/02G01J3/28
Inventor 徐晓峰王陈宁郑江云操龙德査长礼
Owner ANQING NORMAL UNIV