Positive Achromatic Lenses D=12.50mm F=31.50mm VIS BaK2/SF15
Product No. 145023
Stock In Stock
Express DHL, Fedex etc.
- Dia 12.50mm
- EFL 31.50mm
- Coating AR@400~700nm
- Material BaK2/SF15
- BFL 28.86mm
- R1 20.44mm
- R2 14.50mm
- R3 41.14mm
- CT 5.74mm
- CT1 3.85mm
- CT2 1.89mm
- ET 4.28mm
- 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 --