Optical Crystal Bk7 Spherical Glass Lens Specifications Material—fused silica , BK7 FL tolerance–±0.5% Dimension tolerance–±0.05mm Thickness tolerance—±0.05mm Edge Thk.Variable(ETV)—≤0.02mm Clear Aperture–≥95% S/D—80/50~20/10 Flatness—lambda/4@632.8nm Centrality—≤3′ Dimension—φ3.00~50.80mm(convex,concave,prism) Manufacturer of Optical Crystal Bk7 Spherical Glass Lens
China A-Star optical lenses 1. Raw material of Optical lens: Pyrex, Optical glass. Crystal glass 2. Techniques of Optical lens: by Molding, Grinding, Polishing 3. Shape of Optical lens: Plano lens,bi convex lens,bi concave lens, ball lens,Spherial lens 4. Inside quality of Optical lens: clear and transparent, no mold marks, no inside bubble and dirts, […]
A-Star photonics inc. manufactures lens assemblies A-Star photonics inc. manufactures lens assemblies designed in house, to satisfy stringent optical, mechanical and environmental performance specifications using a minimum number of optical elements. A-Star photonics inc. optics lens sub-assemblies rely on the unique combination of optical components, spherical lenses, superior coatings and its experienced optical and mechanical designers. […]
Optical Infrared Application Lens, IR Lenses, IR Lens Assembly A-Star photonics inc can supply standard and high-precision cylindrical lens, spherical lens, prism, optical window, aspherical lens, filters in a variety of material, shapes, sizes, focal lengths and so on. A-Star focuses on the development and production of optical Lenses, telescopes and photo-electrical instruments. Focusing non […]