Focal Length

7.5mm

75mm

11mm

F/#

1.2

1.0

1.0

Wavelength

8-12μm

8-12μm

8-12μm

Format

Ø20

Ø20

Interface

Thread

Thread

Thread

Focus Mechanism

Fixed Athermalized

Fixed Athermalized

Manual

Dimensions

Ø54.5mm×59.28mm

Ø84mm×95mm

Ø38mmx47.8mm

Weight

<190g

<400g

<110g

Operating Temperature

-40°C to +85°C

-40°C to +80°C

-40°C to +60°C

Storage Temperature

-60°C to +85°C

-45°C to +85°C

-45°C to +65°C

Front Element Sealing

IP67

IP67

IP67

External Coating

HD

DLC/AR

DLC

Focus Range

1m-Infinity