Focal Length

50mm

10mm

19mm

F/#

2.0

1.0

0.9

Wavelength

7.5-9.5μm

8-12μm

8-12μm

Focus Mechanism

Manual

Manual

Manual

Dimensions

Ø50mm×31.6mm

Ø38mmx43.05mm

Ø37mmx31.25mm

Weight

126g

<97g

<65g

Operating Temperature

-40°C to +60°C (Depends on Motor)

-40°C to +60°C

-40°C to +85°C

Storage Temperature

-45°C to +65°C

-45°C to +65°C

-60°C to +85°C

External Coating

AR

DLC/AR

DLC

Front Element Sealing

IP67

IP67

IP67

Focus Range

0.5m-Infinity

3m-infinity

Interface

Thread

Thread

Format

Ø10