Yan QIN, Ruixing LIU, Zhen KANG, Hongguang LI, Jingzhu GONG, Yu'nan SUN, Juncheng ZHAO. Extreme luminance measurement method based on high dynamic range imaging[J]. Journal of Applied Optics, 2023, 44(1): 168
- Journal of Applied Optics
- Vol. 44, Issue 1, 168 (2023)
Fig. 1. Luminance calibration experiment
Fig. 2. Low dynamic range images by camera
Fig. 3. Color blocks selected for parameter calibration
Fig. 4. Fitting diagram of R, G, B tristimulus values and Rgv, Ggv, Bgv gray values
Fig. 5. Measurement process of high dynamic range image measurement system
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Table 1. Main performance parameters of camera and lens
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Table 2. Luminance and chroma information of selected color blocks
cd/m2
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Table 3. (Rgv, Ggv, Bgv) gray value of selected color blocks
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Table 4. Results of X, Y, Z converting to R, G, B
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Table 5. High dynamic range luminance test location results in road environment
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