Focal Length

300mm

50mm

60mm

50mm

F/#

6.0

1.0

1.0

2.0

Wavelength

0.9-1.7μm

8-12μm

8-12μm

7.5-9.5μm

Focus Range

5m- Infinity

3m-Infinity

Interface

Thread

Thread

Thread

Focus Mechanism

Manual

Manual

Fixed Athermalized

Manual

Dimensions (mm)

Ø57x141.5

Ø60×60.5

Ø68×67

Ø50× 31.6

Weight

<330g

<225g

<261g

126g

Operating Temperature

-40°C to +60°C

-40°C to +60°C

-40°C to +60°C

-40°C to +60°C (Depends on Motor)

External Coating

AR

DLC

DLC/AR

AR

Format

Ø14

Ø20