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Catadioptric virtual-zoom optical system
Catadioptric virtual-zoom optical system
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机译:折反射式虚拟变焦光学系统
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摘要
A zoom optical system utilizes a virtual object relay system in order to obtain compact size in a large aperture instrument while minimizing chromatic aberration. The size may further be reduced by employing limited amounts of special optical materials for some of the lens elements.
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