Infrared Laser Collimating Aspheric Lenses OD=6.5mm F=4.0mm IR4
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Product No. 140817
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- Dia 6.5mm
- EFL 4.0mm
- NA 0.56
- Coating Ravg <1.00%@1.75-3μm
- Design Wavelength 2.5μm
- CA 5.0mm
- Working Distance 3.05mm
- Center Thickness 2.50mm
- 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.
