Focal Length

50mm

75mm

25-100

F/#

1.2

1.25

0.95-1.15

Wavelength

8-12μm

8-12μm

8-12μm

Format

Ø21.8

Ø14

Interface

Thread

Flange

Focus Mechanism

Fixed Athermalized

Manual

Motorized

Dimensions (mm)

Ø49×55.6

Ø68.5×89.67

Ø105x193.8 (Front flange Ø119)

Weight

<144g

<258g

1.49kg

Operating Temperature

-40°C to +80°C

-30°C to +70°C

-40°C to +60°C

Storage Temperature

-50°C to +85°C

-35°C to +75°C

-45°C to +65°C

Front Element Sealing

IP67

IP67

IP67

External Coating

AR

DLC

DLC

Focus Range

5m-Infinity

5m-Infinity/30m-Infinity