Glass wafer
Diameter Tolerance:+0.0.-0.1mm
Thickness Tolenrance:+/-0.05mm
Clear Aperture:>90%
Coating: Upon requiremet
Glass wafer
High Precision Windows
Specifications:
Material:BK7 grade A optical glass
Diameter Tolerance:+0.0.-0.1mm
Thickness Tolenrance:+/-0.05mm
Clear Aperture:>90%
Parallelism:<10 arc senconds
Surface Quality:20-10scratch and dig
Flatness :lambda/10 per 25mm at 633nm
Bevel:<0.25mm× 45°
Coating:Upon requirement
Standard BK7 Windows
Specifications:
Material:BK7 grade A optical glass
Diameter Tolerance:+0.0.-0.1mm
Thickness Tolenrance:+/-0.2mm
Clear Aperture:>85%
Parallelism:<1 arc senconds
Surface Quality:60-40scratch and dig
Flatness :lambda/2 per 25mm at 633nm
Bevel:<0.25mm× 45°
Coating:Upon requirement