Focal Length

36.4-1100

75mm

50mm

300mm

F/#

5.5

1.2

1.0

1.3

Wavelength

3.7-4.8µm

8-12μm

8-12μm

8-12μm

Focus Mechanism

Manual

Manual

Motorized

Interface

Thread

Weight

≤8.9Kg

<320g

<290g

<4.54kg

External Coating

AR

DLC

DLC

DLC

Operating Temperature

-40°C to +60°C

-30°C to +70°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-55°C to +65°C

-35°C to +75°C

-45°C to +80°C

-50°C to +80°C

Focus Range

50m-infinity

3m-Infinity

30m -Infinity