Focal Length

18-54mm

15-75mm

4mm

F/#

0.9-1.2

0.9-1.3

1.1

Wavelength

8-12μm

8-12μm

8-12μm

Focus Range

2m-Infinity/5m-Infinity

5m-Infinity

0.5m-Infinity

Interface

Flange

Flange

Thread

Focus Mechanism

Motorized

Motorized

Fixed Athermalized

Dimensions

Ø108mmx151.8mm

Ø81mmx121mm

Ø36mm×32.5mm

Weight

1.3kg

<572g

71g

Operating Temperature

-40°C to +70°C

-40°C to +60°C

-40°C to +80°C

Storage Temperature

-50°C to +80°C

-50°C to +70°C

-45°C to +85°C

Front Element Sealing

IP68

IP67

IP67

External Coating

DLC

DLC

AR

Power Input

DC 12V Average

DC 12V Average