Focal Length

45mm

50mm

25-105mm

F/#

1.1

1.0

1.2-1.6

Wavelength

8-12μm

8-12μm

8-12μm

Interface

Thread

Thread

Flange

Focus Mechanism

Fixed Athermalized

Fixed Athermalized

Motorized

Dimensions

Ø51mm×51.44mm

Ø59mm×54.5mm

Ø82mmx120.7mm

Weight

130g

153g

576g

Operating Temperature

-40°C to +60°C

-40°C to +60°C

-20°C to +60°C

Storage Temperature

-50°C to +70°C

-45°C to +65°C

-45°C to +85°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC

AR

DLC

Average Transmission

≥91%(AR)

≥80%

Focus Range

5m-Infinity

25mm: 3m-Infinity

Power Input

DC 12V Average