Focal Length

15-300

25-105

4.3mm

56-300mm

F/#

5.5

1.2-1.6

1.2

1.0-1.4

Wavelength

3.7-4.8µm

8-12μm

8-12μm

8-12μm

Focus Mechanism

Motorized

Motorized

Fixed Athermalized

Motorized

Interface

Flange

Flange

Thread

Flange

Weight

1.22kg

576g

43.2g

<6.1kg

External Coating

AR

DLC

AR

DLC

Operating Temperature

-40°C to +60°C

-20°C to +60°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-40°C to +80°C

-45°C to +85°C

-45°C to +65°C

-45°C to 65°C

Focus Range

5m -Infinity

25mm: 3m-Infinity