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LirZ 7 LWIR 7mm f/1.46 fixed focal lens

LirZ Series, Suitable for 8-12μm Uncooled Detectors (LWIR)


Key  Features:
• Short range situational awareness
• Day and night viewing
• See through smoke and obscurants
• Stays in focus without adjustment over a large
range of temperatures
• Compatible with many popular LWIR cameras
LirZ 7 LWIR 7mm f/1.46 fixed focal lens LWIR 7mm f/1.46 Fixed Focal Lens
situational awareness
viewing

LirZ 7 Technical Specs

Optical Specifications (nominal values)
 
 
Focal Length
7mm
F/#
f/1.46
Spectral Range
8-12 microns
Image Format
640 x 480 pixels, 25 micron pixel size
Back Focal Length
19.0mm
Cold Stop to FPA Distance
N/A
Average Transmission (All elements AR coated)
> 90%
Horizontal FOV
60°
Distortion
<21%
On-Axis MTF
N/A
MOD
1 meter
Mechanical Specifications
 
Max Dimensions
Length = 55.1mm, Front OD = 63.5mm
Focus / Zoom Mechanisms
Zoom Time (wfov to nfov)
N/A
Through-Zoom Boresight
N/A
Weight
340 grams
Mount
Customized to Specification
Operating Temperature
- 30°C to + 65°C
Storage Temperature
- 40°C to + 80°C

LirZ 7 Field of View Data

FOV (7mm)
HFOV
320x240
480x384
640x512
30 Microns
52.64
25 microns
47.50
58.58
65.39
17 microns
36.58
48.07
56.03