Positive Achromatic Lenses D=50.80mm F=400.00mm NIR N-LAK22/N-SF6HT
Product No. 145140
Stock In Stock
Express DHL, Fedex etc.

- Dia 50.80mm
- EFL 400.00mm
- Coating AR@650~1050nm
- Material N-LAK22/N-SF6HT
- BFL 393.60mm
- R1 280.60mm
- R2 -208.00mm
- R3 -859.00mm
- CT 7.10mm
- CT1 4.50mm
- CT2 2.60mm
- ET 5.60mm
- Available Mount Ring 500001
- Design Wavelength --
- Diameter Tolerance +0.0/-0.1
- Center Thickness Tolerance ±0.2
- Surface Accuracy λ/4 @632.8nm
- Focal Length Tolerance ±2%
- Centering Tolerance 3~5arcmin
- Surface Quality 40-20~60-40
- Bevel 0.2X45°
- n --





































































































































































