high precision cylindrical concave mirror

Factory direct supply 200mm bk7 acrylic plano concave and convex cylindrical lens Specification Range of diameter Dia.0.7mm-Dia.400mm Range of curve radius R1.5-R etc Tolerance of diameter +/-0.1,+/-0.01,+/-0.005 ect. Surface of diameter ,1/2,1/4.1/10 etc Tolerance of Thickness +/-0.1,+/-0.05,+/-0.01etc Centration +/-2',+/-1' etc Aperture N 5,1 etc Irregularity N 2,1,0.5,0.2 etc Surface quality 60/40,40/20,20/10,10/5 etc Product Description Recommend Products Company

K9 30mm Sapphire Dome Aspherical Optical Lens Double Concave Wholesale K9 optical glass clear glasses manufacturers 30mm sapphire dome double concave cemented lens Achromatic double gluing lens is an optical design that combines two single lenses. The lenses are made from glass with a different index of refraction and dispersion, usually Crown glass on one side and flint glass on the other. Achromatic double glulam is a combination of a low dispersive corona glass positive

Custom Optical Fused Silica Concave Glass Lens Quartz BK7 Glass Sapphire Double Convex Lens Product Specifications Parameter Specifications Materials BK7 or other optical glass, quartz, sapphire, Ge, Si, ZnSe, CaF2 etc Diameter 1.5~300mm Radius R0.8mm- Focal length -30000mm~+30000mm Center thickness tolerance +/-0.01mm Diameter tolerance +/-0.005mm Focal length tolerance +/-1% Surface accuracy N=1~3 Irregularity N=0.1~0.5 Decenter 3''~1'' Surface quality 10/5~60/40 Coating

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