Focal Length

300mm

12.3mm

8.7mm

50mm

F/#

6.0

1.0

1.0

1.0

Wavelength

0.9-1.7μm

8-12μm

8-12μm

8-12μm

Focus Range

5m- Infinity

5m-Infinity

Focus Mechanism

Manual

Fixed Athermalized

Fixed Athermalized

Fixed Athermalized

Dimensions (mm)

Ø57x141.5

Ø25×15.8

Ø28× 28.32

Ø59×54.5

Weight

<330g

<20g

<33g

153g

Storage Temperature

-45°C to +65°C

-50°C to +80°C

-45°C to +65°C

-45°C to +65°C

External Coating

AR

AR

AR/DLC

AR

Format

Ø8.5

Ø13.9

Average Transmission

≥91%(AR)