Metal Coated Concave Mirror Dimension Tolerance +0.0/-0.2mm Thickness Tolerance ±0.2mm Clear Aperture >90% Flatness λ/4@632.8nm per 25mm range Centration <3 arc minutes Surface Quality 60/40 scratch and dig Coating Metal ... Inquire Price Sold by: Union Optic Ships from: China
Metal Coated Flat Mirror Dimension Tolerance +0.0/-0.2mm Thickness Tolerance ±0.2mm Clear Aperture >90% Flatness Refer to below list Surface Quality 60/40 scratch and dig Coating Metal coating on one surface, rear surface ground ... Inquire Price Sold by: Union Optic Ships from: China Specifications Reflective Coating: Protected Aluminum, Protected Silver, Protected Gold Substrate: BK7, Fused Silica, UV Fused Silica Average Reflectance: 90 % Wavelength Range: 400 – 12000 nm Surface Flatness: lambda/4