20mm f/1.0 Athermalized Lenses for LWIR Thermal Imaging Camera

Code: 301-017

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Optical Property

Focal Length	20mm	F/#	1.0
Operating Wavelength Range	8μm to 12μm	Coating on Front Surface Exposing to Air	AR
Calculated Average Transmission	>88%	Operating Temperature Range	-40℃ to +60℃
Focus Range	0.5m to infinite	Distortion (Diagonal FOV)	<7.5%

Mechanical Property

Focusing Mechanism	fixed	Weight	<35g
Materials of Lens Housing	Anodized aluminium	Max. Dimensions (Diameter x Length)	ɸ30x23.76
Installation Way	Screw thread connection	Back Working Distance (B.W.D)	8.14mm
Connector	M28x0.75-6g	Sealing Grade	IP67

FOV(H X V)	160x120	320x240	384x288	640x480	1024x768
12μm	5.5°x4.1°	11°x8.2°	13.1°x9.9°	21.7°x16.4°
17μm	4.1°x3.1°	8.2°x6.1°	18.5°x14.0°	30.4°x23.1°
25μm	-	-	11.5°x8.7°	35.5°x27°

20mm

L20F1.0

1.0

Athermalized

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5-6 weeks