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35 mm f/1.1 M26

35 mm f/1.1 M26

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)

20083_100

Focal length

35 mm

F-number

f/1.1

Transmission (HEAR)

>91%

Focus range

1.9 m to infinity with refocus of 0.61 mm

Waveband

8 - 12 µm

Mechanical properties

Weight (HEAR)

38 g

Interface thread

M34x0.5

Back focal length*

8.5 mm

value applicable with 0.725 mm Si window (not included)

Environmental properties

Sealing (HEAR)

IP67

Operating temperature

+10°C to +30°C

Storage temperature

-50°C to +107°C

Fields of view

Detector
HFoV
VFoV
DFoV
640×480 12 µm
12.5°
9.4°
15.5°
1024×768 12 µm
19.7°
14.9°
24.4°
1280×1024 12 µm
24.4°
19.7°
30.9°
1024×768 17 µm
27.5°
20.9°
34.4°
640×480 17 µm
17.5°
13.2°
21.7°

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