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18.6 mm f/1.0 M34

18.6 mm f/1.0 M34

Umicore’s GASIR® infrared lenses have been developed for an easy fit with a wide range of camera cores. Our catalog lenses provide a cost-effective
solution for high-resolution thermal imaging and sensing applications.


This lens may be offered with other coating variants upon request. This high performance lens is optimised for minimum weight. Material choices allow a moderate temperature range with passive optical athermalisation.


This lens is compatible with 12 μm SXGA detectors and smaller.

Documents

Optical Properties

Product number (HEAR)

21048_100

Focal length

18.6 mm

F-number

f/1.0

Transmission (HEAR)

>91%

Focus range

4 m to infinity with refocus of 0.06 mm

Waveband

8 - 12 µm

Mechanical properties

Weight (HEAR)

111g

Interface thread

M34x0.5

Back focal length*

10.0 mm

value applicable with 0.725 mm Si window (not included)

Environmental properties

Sealing (HEAR)

IP67

Operating temperature

-40°C to +80°C

Storage temperature

-50°C to +107°C

Fields of view

Detector
HFoV
VFoV
DFoV
640×480 12 µm
24.0°
17.9°
30.2°
1280×1024 12 µm
50.0°
39.2°
66.4°
640×480 17 µm
34.5°
25.6°
30.3°
1280x1024 8 µm
32.4°
25.7°
42.1°
640x480 8 µm
15.9°
11.9°
19.9°
320x240 8 µm
7.9°
5.9°
9.9°
1280x1024 8.5 µm
34.5°
27.3°
44.9°
640x480 8.5 µm
16.9°
12.7°
21.2°
320x240 8.5 µm
8.4°
6.3°
10.5°
640×480 10 µm
19.9°
14.9°
25.1°
320×240 17 µm
16,9°
12.7°
21°

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