Серебряное зеркало, Zerodur, 50,8 мм, λ/20, 480–20 000 нм Модель: 20Z40ER.2

Технические характеристики

• Wavelength Region Broadband
• Wavelength Range 480-20000 nm
• Mirror Shape Round
• Diameter 50.8 mm
• Mirror Size Ø50.8 mm
• Thickness 12.7 mm
• Material Zerodur® or equivalent
• Coating Type Protected Silver
• Coating Code ER.2
• Surface Quality 10-2 scratch-dig
• Surface Flatness &lambda,/20 at 632.8 nm

• Angle of Incidence 0-45°
• Clear Aperture &ge,central 80% of diameter
• Back Surface Ground
• Reflectivity Ravg>96%, Rmin>93% @ 480-1100 nm,Ravg>98.5%, Rmin>97% @ 1.1-20 m
• Damage Threshold 1 J/cm² with 10 ns pulses at 1064 nm, 20Hz
• Diameter Tolerance +0/-0.13 mm
• Thickness Tolerance ±0.25 mm
• Chamfers 0.38–1.14 mm face width
• Chamfers Angle Tolerance 45° ±15°
• Cleaning See How to Clean Optics