According to the properties of basic points of lens group and the varifocal principle of lens group,a varifocal optical system which has a fixed image space principal point has been designed.
根据
镜组基点性
镜组可变焦原理,设计定第二主点变焦光学系统。
According to the properties of basic points of lens group and the varifocal principle of lens group,a varifocal optical system which has a fixed image space principal point has been designed.
根据镜组基点性镜组可变焦原理,设计定第二主点变焦光学系统。
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