Nantong YinXing Optical Co., Ltd. specializes in the production and processing of optical glass (filter glasses) and special glass, offering a variety of products including colored optical filter glasses, colorless optical filter glasses, coated optical filter glasses, and other specifications of optical glass products.
Material: H-K9L/BK7
Outer Diameter Tolerance: ±0.1mm
Angular Tolerance: 45° ± 3'
Surface Accuracy: λ/10 @ 632.8nm
Glossiness/Surface Quality: 40-20
Effective Aperture/Clear Aperture: >90%
Bevelling: <0.2×45°
Coating: Custom Design