Material : Optical GaF2 Single Crystal
Design Wavelength: 1.7 um
Design Index: n=1.465
Surface Quality: 60-40 scratch and dig
Paraxial Focal Length: <2%
Diameter Tolerance: +0.0, -0.15mm
Centration: 3 arc minutes
Clear Aperture : > 80%
Surface Figure : ¦Ë/4@632.8nm
Bevel: 0.25 mm X45¡ã
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