Lens System - FreshPatents.com - Login/New User Registration

Lens System - FreshPatents.com - Login/New User Registration

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日期:2025-05-16
A lens system includes, in sequence from an object side to an image side, a first lens group having negative refractive power; a second lens group having positive refractive power, which includes a composite lens with aspheric resin layers formed on objec...看更多