Двояковыпуклая линза, плавленый кварц, диаметр 50,8 мм, 500 мм EFL, 650–1000 нм Модель: SBX067AR.16

Технические характеристики

• Lens Shape Bi-Convex
• Diameter 50.8 mm
• Lens Material UV Fused Silica
• Antireflection Coating 650-1000 nm
• Coating Type NIR Multilayer
• Coating Code AR.16
• Damage Threshold 7.5 J/cm2, 10 ns pulses, 10 Hz at 1064 nm
• Surface Quality 20-10 scratch-dig
• Surface Flatness &lambda,/2
• Surface Accuracy, Irregularity &lambda,/8
• Surface Accuracy, Power 1.5 &lambda,
• F/# 9.8
• Effective Focal Length (EFL) 500 mm
• Back Focal Length (BFL) 498.48 mm
• Radius of Curvature (R) 458.325 mm

• Edge Thickness (Te) 3.0 mm
• Center Thickness (Tc) 4.409 mm
• Principal Plane 1 (P1) 1.51 mm
• Principal Plane 2 (P2) -1.51 mm
• Design Wavelength 589 nm
• Centration &le,3 arc min
• Chamfers 0–0.8 mm face width
• Chamfers Angle/Tolerance 45° ±15°, typical
• Focal Length Tolerance ±1 %
• Diameter Tolerance +0/-0.1 mm
• Center Thickness Tolerance ±0.1 mm
• Clear Aperture &ge,central 90% of diameter
• Cleaning See How to Clean Optics