Focal Length

50

20-50mm

100mm

40mm/160mm

F/#

2.0

1.1

1.2

0.95/1.25

Wavelength

3.7-4.8µm

8-12μm

8-12μm

8-12μm

Focus Mechanism

Manual

Motorized

Motorized

Motorized Dual Vision

Interface

Flange

Flange

Thread Flange

Weight

89.1g

800g

<533g

＜1.85kg

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 +70°C

-60°C to +85°C

-50°C to +80°C

Focus Range

5m-Infinity

1.5m-Infinity/3m-Infinity

10m -Infinity

5m-Infinity