Focal Length

300mm

50mm

19mm

75mm

F/#

6.0

1.0

1.0

1.0

Wavelength

0.9-1.7μm

8-12μm

8-12μm

8-12μm

Focus Range

5m- Infinity

3m-Infinity

Focus Mechanism

Manual

Manual

Fixed Athermalized

Fixed Athermalized

Dimensions (mm)

Ø57x141.5

Ø60×60.5

Ø28.5×28

Ø84×95

Weight

<330g

<225g

<38g

<400g

Operating Temperature

-40°C to +60°C

-40°C to +60°C

-40°C to +80°C

-40°C to +80°C

Storage Temperature

-45°C to +65°C

-45°C to +65°C

-60°C to +85°C

-45°C to +85°C

External Coating

AR

DLC

AR

DLC/AR

Format

Ø14

Ø9.6

Ø20