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19 mm f/1.2 M25

19 mm f/1.2 M25

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

This passively athermalized infrared lens is suitable for use with 17 µm and 25 µm qVGA+ detectors and smaller. Its low distortion makes it well suited for thermal imaging applications.

Documents

Optical Properties

Product number (HEAR)

14024_100

Product number (DLC)

10038_100

Focal length

19 mm

F-number

f/1.2

Transmission (HEAR)

> 94%

Transmission (DLC)

> 87%

Focus range

1 m to infinity with refocus of 0.37 mm

Waveband

8 - 12 µm

Mechanical properties

Mechanical shock

MIL-E-5400T

Mechanical shock (HEAR)

MIL-E-5400T

Mechanical shock (DLC)

MIL-E-5400T

Weight (HEAR)

29.0 g

Weight (DLC)

29.0 g

Interface thread

M25x0.5

Back focal length*

10.2 mm

Flange back distance*

19.47 mm

value applicable with 1 mm Ge window (not included)

Environmental properties

Sealing

IP67

Sealing (HEAR)

IP67

Sealing (DLC)

IP67

Solar radiation

MIL-STD-810G Method 505.5

Vibration

MIL-STD-810E Method 514.4 Proc I Cat 8

Vibration (HEAR)

MIL-STD-810E Method 514.4 Proc I Cat 8

Vibration (DLC)

MIL-STD-810E Method 514.4 Proc I Cat 8

Operating temperature

-40°C to +60°C

Storage temperature

-57°C to +105°C

Fields of view

Detector
HFoV
VFoV
DFoV
384×288 25 µm
27.9°
21.3°
34.0°
320×240 25 µm
23.6°
17.9°
28.9°
384×288 17 µm
19.4°
14.7°
24.0°
320×240 17 µm
16.3°
12.3°
20.2°
160×120 25 µm
12.1°
9.1°
15.0°
160×120 17 µm
8.2°
6.2°
10.3°
640×480 10 µm
19.1°
14.4°
23.6°
320×240 10 µm
9.7°
7.3°
12.1°
336×256 12 µm
12.2°
9.3°
15.2°
320×240 12 µm
11.6°
8.7°
14.4°
206×156 12 µm
7.5°
5.7°
9.4°
80×80 34 µm
8.2°
8.2°
11.6°
160×120 12 µm
5.8°
4.4°
7.3°

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