Focal Length

4.8mm

45mm

20-50mm

F/#

1.0

1.0

1.1

Wavelength

8-12μm

8-12μm

8-12μm

Focus Range

0.2m-Infinity

1.5m-Infinity/3m-Infinity

Format

Ø14

Ø20

Interface

Thread

Thread

Flange

Focus Mechanism

Manual focus

Fixed Athermalized

Motorized

Dimensions (mm)

Ø76x61.5

Ø53×59.58

Ø83x112mm (Front flange Ø108)

Weight

≤310g

<181g

800g

Operating Temperature

-40°C to +60°C

-40°C to +80°C

-40°C to +60°C

Storage Temperature

-45°C to +65°C

-45°C to +85°C

-50°C to +70°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC/AR

DLC/AR

DLC