Focal Length

35mm

50mm

5.7mm

F/#

1.2

2.0

1.0

Wavelength

8-12μm

7.5-9.5μm

8-12μm

Interface

Thread

Thread

Focus Mechanism

Fixed Athermalized

Manual

Fixed Athermalized

Dimensions

Ø36mm×33.74mm

Ø50mm×31.6mm

Ø31mm×34.5mm

Weight

52g

126g

<55g

Operating Temperature

-40°C to +60°C

-40°C to +60°C (Depends on Motor)

-40°C to +80°C

Storage Temperature

-60°C to +110°C

-45°C to +65°C

-45°C to +85°C

Front Element Sealing

IP67

IP67

IP67

External Coating

AR

AR

AR

Format

Ø8.2