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.
根据透镜组基点
质和透镜组可变焦原理,设计定第二主点变焦
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.
根据透镜组基点质和透镜组可变焦原理,设计定第二主点变焦统。
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