borosilicate lens with groove

Borosilicate window with groove

Optical window with two grooves on the side.

Material : Borosilicate

Manufacturing process :  glass window cutting, machining and polishing. 

Dimensions:  Diameter 80mm +/- 0.01mm,  thickness 22mm +/- 0.1mm

Shape : thick flat window with 2 grooves on the edge and chamfers

Aspect : optical polish

Optical treatment : none

Usage : water tight window in high pressure environement

Packaging : individual package, protected in optical paper

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