Технические характеристики
- Lens Shape Plano-Convex
- Diameter 25.4 mm
- Lens Material HPFS 7978
- Antireflection Coating 1064 & 532 nm
- Coating Code AR.12
- Reflectance R
- Damage Threshold 15J/cm2 with 20 nsec pulses @1064 nm, 10 Hz
- Surface Quality 15-5 scratch-dig
- Surface Flatness &lambda,/10
- Surface Accuracy, Irregularity &lambda,/8
- Surface Accuracy, Power 1.5 &lambda,
- F/# 39.4
- Effective Focal Length (EFL) 1000 mm
- Back Focal Length (BFL) 997.82 mm
- Radius of Curvature (R) 459.000 mm
- Edge Thickness (Te) 3.0 mm
- Center Thickness (Tc) 3.176 mm
- Design Wavelength 589 nm
- 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
