Positive Achromatic Lenses D=50.00mm F=400.00mm VIS BK7/SF12
Product No. 145082
Stock In Stock
Express DHL, Fedex etc.

- Dia 50.00mm
- EFL 400.00mm
- Coating AR@400~700nm
- Material BK7/SF12
- BFL 395.55mm
- R1 246.72mm
- R2 162.24mm
- R3 530.64mm
- CT 8.56mm
- CT1 5.56mm
- CT2 3.00mm
- ET 6.70mm
- Available Mount Ring 500004
- 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 --





































































































































































