Focal Length

8.5mm

22mm

45mm

F/#

1.2

0.85

1.1

Wavelength

8-12μm

8-12μm

8-12μm

Format

Ø14

Interface

Thread

Thread

Focus Mechanism

Fixed Athermalized

Motorized

Fixed Athermalized

Dimensions (mm)

Ø33×28.5

Ø38x56 (Front flange Ø61)

Ø51×51.44

Weight

<56g

＜220g

130g

Operating Temperature

-40°C to +80°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-45°C to +85°C

-50°C to +80°C

-50°C to +70°C

Front Element Sealing

IP67

IP67

IP67

External Coating

AR

DLC

DLC

Focus Range

2m -Infinity