Dielectric mirror LLM series

roundBK7high-reflectivity

Mirror is used to reflect or deflect propagation of light. Union Optic offer many types of mirrors, include Dielectric Laser Line Mirror, Dielectric Dual Laser Line Mirror, Broadband Dielectric Mirror, Metal Coated Flat Mirror, Metal Coated Concave Mirror, Dichroic Mirror, Right Angle Prism Mirror, Nd:YAG Laser Harmonic Separator, Output Coupler, Rear Mirror and etc. High reflectivity, R>99.5% High damage threshold RoHS Compliant Specifications: Material BK7 Dimension Tolerance +0.0/-0.2mm Thickness Tolerance ±0.2mm Clear Aperture >90% Flatness λ/10@632.8nm per 25mm range Surface Quality 60/40 scratch and dig Damage Threshold >5J/cm2, 20ns, 20Hz, @1064nm Coating Dielectric HR coating on one surface, R>99.5% for random polarization, rear surface ground or inspection polished