Focal Length

300mm

5.7mm

21mm

F/#

1.3

1.0

1.0

Wavelength

8-12μm

8-12μm

Focus Range

30m -Infinity

Format

Ø20

Ø8.2

Ø20

Focus Mechanism

Motorized

Fixed Athermalized

Fixed Athermalized

Dimensions (mm)

Ø245x338.7

Ø31×34.5

Ø45×62.33

Weight

<4.54kg

<55g

130g

Operating Temperature

-40°C to +60°C

-40°C to +80°C

-40°C to +60°C

Storage Temperature

-50°C to +80°C

-45°C to +85°C

-45°C to +65°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC

AR

HD

Interface

Thread

Thread