单项选择题
A.48cm B.22cm C.24cm D.16cm
A.入射光瞳和有效光阑对整个光具组共轭 B.出射光瞳和有效光阑对整个光具组共轭 C.入射光瞳和出射光瞳对整个光具组共轭
A.35.54° B.54.46° C.71.08° D.108.92°
A.10100110 B.01011001 C.11011001 D.11011010
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