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25mm f/1.0 Athermalized Lenses for LWIR

Code: 301-018

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Optical Property

Focal Length 25mm F/# 1.0
Operating Wavelength Range 8μm to 12μm Coating on Front Surface Exposing to Air DLC
Calculated Average Transmission >84% Operating Temperature Range -40℃ to +60℃
Focus Range 0.8m to infinite Distortion (Diagonal FOV) <2%


Mechanical Property

Focusing Mechanism fixed Weight 48g
Materials of Lens Housing Anodized aluminium Max. Dimensions (Diameter x Length) ɸ38x29.7
Installation Way Screw thread connection Back Working Distance (B.W.D) 12.5mm
Connector M25x0.5-6g Sealing Grade IP67


FOV(H X V) 160x120 320x240 384x288 640x480 1024x768
12μm 4.4°x3.3° 8.8°x6.6° 10.5°x7.9° 17.5°x13.1°  
17μm 6.2°x4.7° 12.4°x9.3° 14.9°x11.2° 24.6°x18.5°  
25μm 9.1°x6.9° 18.2°x13.7° 21.7°x16.4°  
5-6 weeks