The transmission of the optical system is the ratio of the outgoing light flux and the incident light flux.

透过率是指光学系统的出射光通量与入射光通量的比值。

youdao

The transmission of the optical system is the ratio of the outgoing light flux and the incident light flux.

透过率是指光学系统的出射光通量与入射光通量的比值。

youdao