Optical Square Windows

Square window

Optical windows square are typically used to separate different physical environments when allowing beam to pass. They are designed to protect electronic sensors or other sensitive optical components from damage or overexposure to light.

Glass material: N-BK7,Fused Silica and etc

Surface Quality:80/50,60/40,10/5 (scratch&dig)

Dimension Tolerance: +0.1, -0.1mm,+0.005, -0.005mm

Clear Aperture: ≥ 90% of Diameter

Centering Tolerance : ≤3 arc min

Parrellelism: less than 3 arcmin, 1 arcmin

Coating :optional

Optical Square Windows (Uncoated)
Item numberMaterialLength*Width(mm)Thiceness(mm)Surface flatnessParrelism
OSW01N-BK711*102入/23 arcmin
OSW02N-BK735*302入/43 arcmin
OSW03N-BK790*155入/41 arcmin
OSW04JGS125*253入/41 arcmin
OSW05JGS160*604入/41 arcmin