Focal Length

50mm

54mm

100mm

42mm

F/#

2.0

1.0

1.2

0.8

Wavelength

7.5-9.5μm

8-12μm

8-12μm

8-12μm

Focus Mechanism

Manual

Manual

Motorized

Manual

Dimensions (mm)

Ø50× 31.6

Ø57×68.6

Ø95x118.38

Ø79×66.5

Weight

126g

<240g

<533g

401g

Operating Temperature

-40°C to +60°C (Depends on Motor)

-40°C to +60°C

-40°C to +85°C

-40°C to +60°C

Storage Temperature

-45°C to +65°C

-50°C to +80°C

-60°C to +85°C

-40°C to +80°C

External Coating

AR

DLC/AR

DLC/AR

DLC

Focus Range

5m-Infinity

10m -Infinity

2m-Infinity

Format

Ø10

Ø9.8

Ø14

Interface

Thread

Thread Flange

Thread