Focal Length

50mm

17mm

20mm

18-54mm

F/#

2.0

1.0

1.1

0.9-1.2

Wavelength

3.7-4.8µm

8-12μm

8-12μm

8-12μm

Focus Mechanism

Manual

Fixed Athermalized

Fixed Athermalized

Motorized

Interface

Flange

Thread

Thread

Flange

Weight

89.1g

41.5g

≤32g

1.3kg

Dimensions

Ø51mm×33.58mm

Ø28mm×21.3mm

Ø29mm×25.5mm

Ø108mmx151.8mm

External Coating

AR

AR

AR

DLC

Power Input

DC 12V Average

Operating Temperature

-40°C to +60°C

-40°C to +80°C

-40°C to +70°C

Storage Temperature

-45°C to +65°C

-45°C to +85°C

-50°C to +80°C

Front Element Sealing

IP67

IP67

IP67

IP68

Focus Range

5m-Infinity

10m-Infinity

2m-Infinity/5m-Infinity