Positive Achromatic Lenses D=40.00mm F=500.00mm VIS BK7/N-SF5 | GU OPTICS
Positive Achromatic Lenses D=40.00mm F=500.00mm VIS BK7/N-SF5

Positive Achromatic Lenses D=40.00mm F=500.00mm VIS BK7/N-SF5

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Product No. 145077

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Dia 40.00mm
EFL 500.00mm
Coating AR@400~700nm
Material BK7/N-SF5
BFL 495.28mm
R1 305.31mm
R2 224.08mm
R3 667.68mm
CT 10.00mm
CT1 6.00mm
CT2 4.00mm
ET 9.04mm
Available Mount Ring 500010
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 --
Achromatic lenses are commonly used for colour correction to minimize or eliminate the colour aberration. The achromatic design also helps minimize spherical aberrations. Achromatic Lenses are ideal for various applications such as detection or spectroscopy. Achromatic lenses can create smaller spot sizes compare with singlet lenses. Grand Unified Optics offers achromatic lenses with various AR coatings suitable for your application.
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