Optical Punched Window

We are an acclaimed name engaged in exporting and distributing a wide range of Optical Punched Window in Fuzhou, Fujian, China. They can be of general grade, just being optically polished or precision grade, with control on the parallelism and flatness. We can manufacture windows with parallelism of less than 5 seconds between the surfaces and with flatness up to lambda/10 depending on the size and thickness. We also supply windows as thin as 0.1mm.


Technical requirementTolerance range
Size range1-400mm
Size tolerance+0/-0.05mm
Angle toleranceA 2a -A 5a A'
Surface quality40/20
Surface accuracyI /10 per @633nm
Beveling0.1-0.5mm
MaterialOptical glass or infrared optical material
Coating filmVisible light band