IR Lenses for Cooled Thermal Imagers
Model |
f' (mm) |
F number |
Wavelength (µm) |
FOV (o) |
Note |
1 |
25 |
F2 |
3.7~4.8 |
21.7x16.4 |
Manual focus |
2 |
50 |
F2 |
3.7~4.8 |
11.3x8.5 |
Manual focus |
3 |
100 |
F2 |
3.7~4.8 |
5.5x4.4 |
Motorized focus |
4 |
30/180 |
F2 |
3.7x4.8 |
18x13.5/3x2.25 |
3-FOV Motorized focus |
5 |
60/180 |
F2 |
3.7~4.8 |
9x6.75/3x2.25 |
2-FOV Motorized focus |
6 |
150 |
F4 |
3.7~4.8 |
3.7X2.7 |
2-FOV Motorized focus |
7 |
62.5/250 |
F4 |
3.7~4.8 |
11.0x8.8/2.2x1.7 |
2-FOV Motorized focus |
8 |
40/240 |
F4 |
3.7~4.8 |
13.7x10.3/2.3x1.7 |
2-FOV Motorized focus |
9 |
50/150/500 |
F4 |
3.7~4.8 |
11.3x8.5/3.7x2.7/1.1x0.83 |
2-FOV Motorized focus |
10 |
40/250(80/500 with 2 Extender) |
F4 |
3.7~4.8 |
13.7x10.3/2.3x1.7 6.9x5.2/1.15x0.86 |
2-FOV Motorized focus With 2x Extender, four-step zooming |
11 |
55 |
F2 |
7.7~9.3 |
10x7.5 |
Motorized focus |
12 |
275 |
F2 |
7.7~9.3 |
2.0x1.5 |
Motorized focus |
13 |
60/180 |
F2 |
7.7~9.3 |
9x6.75/3x2.25 |
2-FOV Motorized focus |
14 |
100/250 |
F2 |
7.7~9.3 |
5.5x4.4/2.2x1.7 |
2-FOV zooming, Motorized focus |