Yu'nan SUN, Feng CAO, Juncheng ZHAO, Ruixing LIU, Le WANG, Jing GAO, Ke YANG. Study on measurement technology of ultra-low brightness[J]. Journal of Applied Optics, 2022, 43(4): 701
- Journal of Applied Optics
- Vol. 43, Issue 4, 701 (2022)
Fig. 1. Schematic of imaging brightness meter
Fig. 2. Composition and working principle of ultra-low brightness meter
Fig. 3. Schematic of nonlinear correction
Fig. 4. Schematic of refrigeration chamber sealing scheme
Fig. 5. Schematic of TEC heat dissipation scheme
Fig. 6. Schematic of measuring luminance source by ultra-low brightness meter
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Table 1. Experimental data of temperature control principle of PMT refrigeration scheme
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Table 2. Brightness experimental results of ultra-low brightness meter
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Table 3. List of ultra-low brightness photometer measurement uncertainties
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