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Laser Rear Mirrors

Laser Rear Mirrors

EKSMA OPTICS >>
Laser Rear Mirrors

Description

High reflectivity (R>99.8%) coatings are applied on laser rear mirrors. The FS substrates are suggested for pulsed and CW high power fundamental Nd:YAG laser application.

Substrate
Material Fused silica or BK7 glass
S1 Surface Flatness λ/10 at 633 nm
S1 Surface Quality 20–10 scratch & dig laser quality
S2 Surface Quality Commercial polish
Diameter Tolerance +0.00 mm-0.12 mm
Thickness Tolerance ±0.25
Chamfer 0.3 mm at 45° typical

Coating
Technology Electron beam multilayer dielectric
Adhesion and Durability Per MIL-C-675A. Insoluble in lab solvents
Clear Aperture Exceeds central 85% of diameter
Damage Threshold:
                           BK7 >2 J/cm2, 8 nsec pulse, 1064 nm
                           FS >5 J/cm2, 8 nsec pulse, 1064 nm
Angle of Incidence 0°-8° (normal)


Product line: Optical Components
Subcategories: Mirrors Laser
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