Focal Length

300mm

75mm

35mm

F/#

1.3

1.0

1.0

Wavelength

8-12μm

8-12μm

8-12μm

Focus Range

30m -Infinity

Format

Ø20

Ø14

Ø20

Focus Mechanism

Motorized

Fixed Athermalized

Fixed Athermalized

Dimensions (mm)

Ø245x338.7

Ø88×97

Ø52× 50.2

Weight

<4.54kg

461g

<179g

Operating Temperature

-40°C to +60°C

-40°C to +80°C

-40°C to +85°C

Storage Temperature

-50°C to +80°C

-60°C to +110°C

-60°C to +85°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC

AR/DLC

AR

Interface

Thread

Thread