Infrared Laser Collimating Aspheric Lenses OD=5.5mm F=1.87mm Uncoated
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Product No. 140827
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- Dia 5.5mm
- EFL 1.87mm
- NA 0.85
- Coating Uncoated
- Design Wavelength 9.2μm
- CA 4.0mm
- Working Distance 0.72mm
- Center Thickness 3.00mm
- Focal Length Tolerance ±1%
- Center Thickness Tolerance ±0.025mm
- Diameter Tolerance ±0.015mm
- Surface Roughness 15nm
- Material BD-2
Mid-far Infrared Laser Collimating Aspheric Lenses has large NA, which can collect the maximum light energy in mid-far infrared laser collimation systems (including Quantum Laser). Aspherical lenses are used to replace multi-lenses by a single lens in optical system.
