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Material:BK7
Design wavelength:480.0nm,546.1nm,643.8nm
Paraxial focal length:±2%
Dimension tolerance:0/-0.15mm
Thinkness Tolerance:±0.2mm
Centration:3 arc min
Surface figure:1/4λ
Surface quality:60—40scratch and dig
Clear aperture:90％
Coating:avaliable upon request