click me!

35mm f/0.85 Athermalized Lenses for LWIR

Code: 301-021

Inquire Us  

Optical Property

Focal Length 35mm F/# 0.85
Operating Wavelength Range 8μm to 12μm Coating on Front Surface Exposing to Air AR
Calculated Average Transmission >85% Operating Temperature Range -40℃ to +60℃
Focus Range 3m to infinite Distortion (Diagonal FOV) <2.5%


Mechanical Property

Focusing Mechanism fixed Weight /
Materials of Lens Housing Anodized aluminium Max. Dimensions (Diameter x Length) Φ60x46.2
Installation Way Screw thread connection Back Working Distance (B.W.D) 12.43mm
Connector M54x1-6g Sealing Grade IP67


FOV(H X V) 160x120 320x240 384x288 640x480 1024x768
12μm 3.1°x2.4° 6.3°x4.7° 7.5°x5.7° 12.5°x9.4° 19.9°x15°
17μm 4.5°x3.3° 8.9°x6.7° 10.7°x8° 17.7°x13.3° 27.9°x21.1°
25μm 6.5x4.9° 13°x9.8° 15.6°x11.7° 25.8°x19.5°  
5-6 weeks