Focal Length

50mm

75mm

17mm

15-300

F/#

2.0

1.2

1.0

5.5

Wavelength

7.5-9.5μm

8-12μm

8-12μm

3.7-4.8µm

Focus Mechanism

Manual

Fixed Athermalized

Fixed Athermalized

Motorized

Dimensions (mm)

Ø50× 31.6

Ø71×68.5

Ø28×21.3

176.4x125x105.2

Weight

126g

<257g

41.5g

1.22kg

Operating Temperature

-40°C to +60°C (Depends on Motor)

-40°C to +80°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-45°C to +65°C

-60°C to +85°C

-45°C to +65°C

-40°C to +80°C

External Coating

AR

DLC

AR

AR

Format

Ø14

Interface

Thread

Thread

Flange

Focus Range

10m-Infinity

5m -Infinity