Infrared Laser Collimating Aspheric Lenses OD=6.5mm F=11mm IR4
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Product No. 140821
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- Dia 6.5mm
- EFL 11mm
- NA 0.18
- Coating Ravg <1.00%@1.75-3μm
- Design Wavelength 3.5μm
- CA 4.0mm
- Working Distance 9.83mm
- Center Thickness 3.07mm
- 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.
