Focal Length

50mm

60mm

35mm

4.52mm

F/#

2.0

1.2

1.0

1.1

Wavelength

7.5-9.5μm

8-12μm

8-12μm

8-12μm

Focus Mechanism

Manual

Manual

Fixed Athermalized

Fixed Athermalized

Dimensions (mm)

Ø50× 31.6

Ø61x73.5

Ø44×35.93

Ø29× 25.5

Weight

126g

235g

90g

<38g

Operating Temperature

-40°C to +60°C (Depends on Motor)

-40°C to +60°C

-40°C to +80°C

-40°C to +85°C

Storage Temperature

-45°C to +65°C

-50°C to +70°C

-45°C to +85°C

-60°C to +85°C

External Coating

AR

DLC

AR

AR

Focus Range

5m-Infinity

Interface

Thread

Thread

Thread

Format

Ø10