Negative Achromatic Lenses D=25.40mm F=-100.00mm VIS N-BAK4/SF5
Product No. 145200
Stock In Stock
Express DHL, Fedex etc.

- Dia 25.40mm
- EFL -100.00mm
- Coating AR@400~700nm
- Material N-BAK4/SF5
- BFL -103.60mm
- R1 -52.00mm
- R2 49.90mm
- R3 600.00mm
- CT 6.00mm
- CT1 2.00mm
- CT2 4.00mm
- ET 7.70mm
- Available Mount Ring 500020
- 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 --





































































































































































