Round optical window

sapphirefused silicaBK7

Step Glass Stepped windows are used in a wide variety of applications where spectral isolation is required. They are widely used in electro-optics, aerospace, bio-medical areas.We can make custom step windows according to customer's requirements. The two round surfaces of the stepped windows will be polished, other surfaces only to be groud. Product Description Specifications: Material:BK7,fused Silica,Sapphire Diameter:1.5-500mm Thickness Range:1-50mm Diameter Tolerance:±0.1mm Thickness Tolerance:±0.1mm Parallelism<10 arc min S/D:60-40