Focal Length

50

120mm

100mm

56-300mm

F/#

2.0

1.0

1.2

1.0-1.4

Wavelength

3.7-4.8µm

8-12μm

8-12μm

8-12μm

Focus Mechanism

Manual

Motorized

Motorized

Motorized

Interface

Flange

Thread Flange

Thread Flange

Flange

Weight

89.1g

≤1.15kg

<533g

<6.1kg

External Coating

AR

DLC

DLC/AR

DLC

Operating Temperature

-40°C to +60°C

-40°C to +85°C

-40°C to +60°C

Storage Temperature

-50°C to +80°C

-60°C to +85°C

-45°C to 65°C

Focus Range

5m-Infinity

5m -Infinity

10m -Infinity