Positive Achromatic Lenses D=25.00mm F=200.00mm VIS BK7/SF12 | GU OPTICS
Positive Achromatic Lenses D=25.00mm F=200.00mm VIS BK7/SF12

Positive Achromatic Lenses D=25.00mm F=200.00mm VIS BK7/SF12

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Product No. 145045

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Dia 25.00mm
EFL 200.00mm
Coating AR@400~700nm
Material BK7/SF12
BFL 197.14mm
R1 125.20mm
R2 80.02mm
R3 256.01mm
CT 5.66mm
CT1 3.65mm
CT2 2.01mm
ET 4.73mm
Available Mount Ring 500022
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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