optical stepped windows


He Rui optics' stepped windows of different shapes, from simple round to complicated configuration at the customer’s request (round, oval, rectangular and mixed).

T-STEP” type optical windows which are made of optical glass.

Materials used for step window blanks include but are not limited to sapphire, and can also be K9 glass, high borosilicate glass, quartz, or other high transmission glasses. 

The choice of material depends on specific application requirements such as transmission, temperature resistance, mechanical strength, and chemical stability.

Materialoptical glass,BK7 ,Fused silica, float glass,Corning Eagle XG,sapphire,Corning 7980,Corning 7979,Corning 8655 JGS1,JGS2,JGS3,Low iron glass,soda lime glass,Gorilla glass,ITO glass,FTO glass,borofloat 33(BF33)
Diameter 1-500mm
Thickness0.1-50mm
Diameter Tolerance±0.01 mm
Thickness Tolerance±0.01mm
Surface Quality80/50,60/40,40/20,20/10
Clear Aperture>90%
parallelism<3 arcmin
CoatingCustom,AR coating,BBAR coating, DLC coating, AF/AS coating,Hydrophobic Coating, ITO/FTO coating.
AR+AF/AS coating,AR+DLC coating,ITO/FTO+AR coating
Bevel0.1~0.3mm x 45 degree

Can be customized according to your requirements

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