光学材质：N-SF11
工作波长：420 nm-2.3 μm（未镀膜）
低阿贝数、高色散
工作波长：400 nm-700 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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