Focal Length

45mm

4.3mm

260mm

F/#

1.1

1.2

1.3

Wavelength

8-12μm

8-12μm

8-12μm

Interface

Thread

Thread

Focus Mechanism

Fixed Athermalized

Fixed Athermalized

Motorized

Dimensions (mm)

Ø51×51.44

Ø39×19.6

Ø213x330.4

Weight

130g

43.2g

≤4.26kg

Operating Temperature

-40°C to +60°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-50°C to +70°C

-45°C to +65°C

-50°C to +80°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC

AR

DLC

Focus Range

30m -Infinity

Format

Ø20