Neutral Density Filter-Reflective

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Product model table

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Material B270 Glass
Dimension Tolerance +0.0/-0.2mm
Thickness 2.0±0.2mm
Surface Quality 80/50 scratch and dig
Clear Aperture >90%
Flatness <2λ@632.8nm
Parallelism <5 arc minutes
Chamfer Protective<0.5mmx45°
Coating Metallic reflective coating
OD Tolerance OD±10%@Design Wavelength
Dimension 25.4mm
Thickness 2mm
Design Wavelength 400-700nm