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Business unit / dept.: Electro-Optic Materials

3.9 mm f/1.1 M18

3.9 mm f/1.1 M18

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 athermalized lens offers superior performance from -40°C to +80°C. Its lightweight and compact design make it a prime choice for your application. This
lens is compatible with 12 μm QVGA detectors and smaller

Documents

Optical Properties

Product number (HEAR)

18092_100

Focal length

3.9 mm

F-number

f/1.1

Transmission (HEAR)

> 97%

Focus range

0.1 m to infinity with 0.12 mm refocus

Waveband

8 - 12 µm

Mechanical properties

Weight

5.9 g

Weight (HEAR)

5.9 g

Interface thread

M18×0.5

Back focal length*

4.35 mm

Flange back distance*

8.35 mm

value applicable with 0.63 mm Si window (not included)

Environmental properties

Operating temperature

-40 °C to +80 °C

Storage temperature

-57 °C to +105 °C

Fields of view

Detector
HFoV
VFoV
DFoV
320×240 12 µm
60°
44°
76°
320×240 10 µm
49°
37°
62°
80×80 34 µm
42°
42°
60°
160×120 17 µm
42°
31°
52°
206×156 12 µm
38°
28°
48°
160×120 12 µm
29°
22°
37°

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