Positive Achromatic Lenses D=12.70mm F=50.00mm VIS N-BK7/SF2
Product No. 145027
Stock In Stock
Express DHL, Fedex etc.

- Dia 12.70mm
- EFL 50.00mm
- Coating AR@400~700nm
- Material N-BK7/SF2
- BFL 47.20mm
- R1 27.40mm
- R2 -22.50mm
- R3 -91.80mm
- CT 5.00mm
- CT1 3.50mm
- CT2 1.50mm
- ET 4.00mm
- Available Mount Ring 500030
- 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 --





































































































































































