Offering optical mirrors with following specification: 1. Output Mirror: - Dimension: 4mm-100mm. - Angle tolerance: 30" -3'. - Surface accuracy: /10-1 Surface quality: 60/40. - Clear Aperture: 90%. - Coating: Custom design. 7. Optical window: According to custom design to manufacture infrared windows, UV fused silica windows, CaF2 windows, ZnSe windows, Si windows, etc. - Material: Flint glass, UV fused silica, infrared fuses silica, CaF2, Ge, ZnSe, Si, etc. Diameter: 4mm-100mm.