Focal Length

50mm

50mm

35mm

F/#

2.0

1.0

1.0

Wavelength

7.5-9.5μm

8-12μm

8-12μm

Focus Mechanism

Manual

Manual

Manual

Dimensions (mm)

Ø50× 31.6

Ø60×60.5

Ø54×49.71

Weight

126g

<225g

<215g

Operating Temperature

-40°C to +60°C (Depends on Motor)

-40°C to +60°C

-40°C to +80°C

Storage Temperature

-45°C to +65°C

-45°C to +65°C

-40°C to +60°C

External Coating

AR

DLC

DLC

Front Element Sealing

IP67

IP67

IP67

Focus Range

3m-Infinity

0.5m-Infinity

Format

Ø14

Interface

Thread

Thread