Focal Length

50mm

25mm

25-100

F/#

1.0

1.0

0.95-1.15

Average Transmission

≥91%(AR)

Wavelength

8-12μm

8-12μm

8-12μm

Focus Range

5m-Infinity

5m-Infinity/30m-Infinity

Interface

Thread

Thread

Flange

Focus Mechanism

Fixed Athermalized

Fixed Athermalized

Motorized

Dimensions (mm)

Ø59×54.5

Ø36.2×32

Ø105x193.8 (Front flange Ø119)

Weight

153g

77.5g

1.49kg

Operating Temperature

-40°C to +60°C

-40°C to +80°C

-40°C to +60°C

Storage Temperature

-45°C to +65°C

-50°C to +85°C

-45°C to +65°C

Front Element Sealing

IP67

IP67

IP67

External Coating

AR

AR/DLC

DLC

Format

Ø14