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Optical rider D, 120/50
Optical rider D, 60/36
光具座 D的支座
光具座滑块 D,90/50
回转接头
投影屏幕
精密光具座 D,2000 mm
精密光具座 D,1000 mm
Experiment: Malus’ Law
Experiment: Fresnel Biprism