A.外张角8°-15°B.倾斜角80°-95°C.镜面角8°-15°D.外张角80°-95°
A.外张角80°-95°B.倾斜角80°-95°C.镜面角170°-180°D.倾斜角8°-15°
A.PH-针孔片B.P-平光片C.OC-关闭D.GL-绿色偏光片