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Business unit / dept.: Electro-Optic Materials

4.9 mm f/1.1 M24

4.9 mm f/1.1 M24

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 suitable for use with detectors up to 12 µm VGA detectors. Its wide field of view makes it well-suited for thermal imaging applications.

Documents

Optical Properties

Product number

21019_100

Product number (HEAR)

21019_100

Product number (DLC)

21025_100

Focal length

4.9 mm

F-number

f/1.1

Transmission (HEAR)

> 94%

Transmission (DLC)

> 87 %

Focus range

0.15 m to infinity with 0.11 mm refocus

Waveband

8 - 12 µm

Mechanical properties

Weight

44 g

Weight (HEAR)

44 g

Weight (DLC)

44 g

Interface thread

M24×0.5

Back focal length*

4.85 mm

Flange back distance*

9.15 mm

*dimensions valid with 0.63 mm Si detector window

Environmental properties

Sealing (HEAR)

IP67

Sealing (DLC)

IP67

Operating temperature

-40°C to +80°C

Storage temperature

-57°C to +105°C

Fields of view

Detector
HFoV
VFoV
DFoV
640×480 12 µm
95°
70°
123°
384×288 17 µm
79°
59°
101°
640×480 10 µm
78°
57°
99°
320×240 17 µm
65°
49°
83°
320×240 12 µm
46°
34°
57°
320×240 10 µm
38°
28°
48°
80×80 34 µm
32°
32°
46°
256×192 12 µm
36°
27°
46°
160×120 17 µm
32°
24°
40°
206×156 12 µm
29°
22°
37°
160×120 12 µm
23°
17.0°
28°

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