Focal Length

6mm

4mm

70mm

F/#

1.25

1.1

1.2

Format

Ø8.2

Ø10

Interface

Thread

Thread

Thread

Focus Mechanism

Fixed Athermalized

Fixed Athermalized

Manual

Dimensions (mm)

Ø25×17.4

Ø36×32.5

Ø65.5x68.2

Weight

<27g

71g

<186g

Operating Temperature

-40°C to +80°C

-40°C to +80°C

-40°C to +60°C

Storage Temperature

-45°C to +85°C

-45°C to +85°C

-45°C to +65°C

Front Element Sealing

IP67

IP67

IP67

External Coating

AR

AR

DLC/AR

Wavelength

8-12μm

8-12μm

Focus Range

0.5m-Infinity

5m-Infinity