Focal Length

20-50mm

6.8mm

75mm

F/#

1.1

1.0

1.0

Wavelength

8-12μm

8-12μm

8-12μm

Focus Range

1.5m-Infinity/3m-Infinity

Interface

Flange

Thread

Thread

Focus Mechanism

Motorized

Fixed Athermalized

Fixed Athermalized

Dimensions

Ø83x112mm (Front flange Ø108)

Ø24×23

Ø88×97

Weight

800g

23.5g

461g

Operating Temperature

-40°C to +60°C

-40°C to +60°C

-40°C to +80°C

Storage Temperature

-50°C to +70°C

-50°C to +80°C

-60°C to +110°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC

AR

AR/DLC

Power Input

DC 12V Average

Format

Ø8.2

Ø14