Focal Length

8.5mm

75mm

5.7mm

F/#

1.0

1.2

1.0

Wavelength

8-12μm

8-12μm

8-12μm

Focus Range

0.5m-Infinity

Interface

Thread

Thread

Thread

Focus Mechanism

Fixed Athermalized

Fixed Athermalized

Fixed Athermalized

Dimensions

Ø28mm×30.94mm

Ø71mm×68.5mm

Ø31mm×34.5mm

Weight

40g

<257g

<55g

Operating Temperature

-40°C to +80°C

-40°C to +80°C

-40°C to +80°C

Storage Temperature

-45°C to +85°C

-60°C to +85°C

-45°C to +85°C

Front Element Sealing

IP67

IP67

IP67

External Coating

AR/DLC

DLC

AR

Format

Ø14

Ø8.2