Focal Length

300mm

7.5mm

50mm

6.7mm

F/#

6.0

0.8

1.0

1.0

Wavelength

0.9-1.7μm

8-12μm

8-12μm

8-12μm

Focus Range

5m- Infinity

0.2m-Infinity

0.5m-Infinity

Focus Mechanism

Manual

Manual

Fixed Athermalized

Fixed Athermalized

Dimensions

Ø57x141.5

Ø72.5x56.96

Ø59×69.56

Ø21×12

Weight

<330g

<200g

<188g

<16g

Operating Temperature

-40°C to +60°C

-40°C to +60°C

-40°C to +60°C

-40°C to +80°C

Storage Temperature

-45°C to +65°C

-45°C to +65°C

-50°C to +85°C

-45°C to +85°C

External Coating

AR

DLC/AR

DLC

AR

Format

Ø19.7