Focal Length

75mm

20mm

4mm

F/#

1.0

1.0

1.2

Wavelength

8-12μm

8-12μm

8-12μm

Format

Ø10

Interface

Thread

Thread

Thread

Focus Mechanism

Motorized Optical Athermalized

Fixed Athermalized

Fixed Athermalized

Dimensions (mm)

Ø126×77.1

Ø32×20.6

Ø34×29.2

Weight

<602g

35.1g

≤52.6g

Operating Temperature

-40°C to +80°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-45°C to +85°C

-45°C to +65°C

-45°C to +65°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC/AR

AR

DLC

Focus Range

0.3m-Infinity