光学元件标识升级公告
针对不同波长光焦距偏移量小
高精度设计加工满足多种需求
工作波长：400 nm-700 nm（增透膜）
工作波长：400 nm-1100 nm（增透膜）
工作波长：700 nm-1100 nm（增透膜）
工作波长：1100 nm-1650 nm（增透膜）
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