25 mm f/1.0 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 fits the latest 12 μm VGA uncooled detectors or smaller. Its low distortion and extreme sharpness makes it ideally suited for use in thermal imaging applications.

HEAR  (791.0K )
iDLC  (810.5K )

Optical Properties

Product number

18073_100

Focal length

25 mm

F-number/Aperture

f/1.0

Transmission

>94% average over

Focus range

0.5 m to infinity with 1.2 mm refocus

Waveband

8 - 12 µm

Mechanical Properties

Weight

60.9

Interface thread

M25x0.5

Back focal length*

9.70

Flange back distance*

28.77

*:

Environmental Properties

Operating temperature

-40°C to +80°C

Storage temperature

57°C to +105°C

Optical Properties

Product number

17056_100

Focal length

25 mm

F-number/Aperture

f/1.0

Transmission

>87% average over waveband

Focus range

0.5 m to infinity with 1.2 mm refocus

Waveband

8 - 12 µm

Mechanical Properties

Weight

60.9 g

Interface thread

M25x0.5

Back focal length*

9.70

Flange back distance*

28.77

*:

Environmental Properties

Operating temperature

-40°C to +80°C

Storage temperature

57°C to +105°C

Fields of View

Detector

HFoV

VFoV

DFoV

640x512 12µm

17.6°

14.1°

22.5°

640x480 12µm

17.6°

13.2°

22.0°

400 x 300 17µm

15.6°

11.7°

19.5°

384x288 17µm

15.0°

11.2°

18.7°

320x240 17µm

12.5°

9.4°

15.6°

320x240 12µm

8.8°

6.6°

11.0°

336x256 12µm

9.4°

°

°

206x156 12µm

5.7°

°

°

160x120 17µm

8.0°

°

°

80x80 34µm

8.0°

°

°

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Questions about the product?

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