8.9 mm f/1.4 M25

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 passively athermalized infrared lens is suited for 17 μm VGA uncooled detectors and smaller. Its athermalized design ensures performance over a very wide temperature range.

Datasheet  (2.7M )

Optical Properties

Product number

17048_100

Focal length

8.9 mm

F-number/Aperture

f/1.4

Transmission

> 94%

Focus range

0.8 m to infinity with 0.9 mm refocus

Waveband

8 -12 µm

Mechanical Properties

Mechanical shock

MIL-E-5400T

Weight

22.0 g

Interface thread

M25×0.5

Back focal length*

10.07 mm

Flange back distance*

19.47 mm

*: value applicable with 1 mm Ge window (not included)

Environmental Properties

Sealing

IP67

Solar radiation

MIL-STD-810G Method 505.5

Vibration

MIL-STD-810G Method 514.6C-II / Cat. 4

Operating temperature

-40 °C to +80 °C

Storage temperature

-50 °C to +105 °C

Optical Properties

Product number

17041_100

Focal length

8.9 mm

F-number/Aperture

f/1.4

Transmission

> 87%

Focus range

0.8 m to infinity with 0.9 mm refocus

Waveband

8 -12 µm

Mechanical Properties

Mechanical shock

MIL-E-5400T

Weight

22.0 g

Interface thread

M25×0.5

Back focal length*

10.07 mm

Flange back distance*

19.47 mm

*: value applicable with 1 mm Ge window (not included)

Environmental Properties

Sealing

IP67

Solar radiation

MIL-STD-810G Method 505.5

Vibration

MIL-STD-810G Method 514.6C-II / Cat. 4

Operating temperature

-40 °C to +80 °C

Storage temperature

-50 °C to +105 °C

Fields of View

Detector

HFoV

VFoV

DFoV

640×480 17 µm

69°

52°

86°

384×288 25 µm

61°

46°

76°

320×240 25 µm

51°

38°

63°

384×288 17 µm

42°

31°

52°

320×240 17 µm

35°

26°

43°

80×80 34 µm

17.4°

17.4°

25°

160×120 17 µm

17.4°

13.1°

22°

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