Focal Length

35mm

75mm

40mm

F/#

1.2

1.2

1.0

Wavelength

8-12μm

8-12μm

8-12μm

Interface

Thread

Thread

Focus Mechanism

Fixed Athermalized

Manual

Manual

Dimensions

Ø36mm×33.74mm

Ø71.5mm×70.5mm

Ø62mm×62.8mm

Weight

52g

<320g

<295g

Operating Temperature

-40°C to +60°C

-30°C to +70°C

-40°C to +60°C

Storage Temperature

-60°C to +110°C

-35°C to +75°C

-40°C to +80°C

Front Element Sealing

IP67

IP67

IP67

External Coating

AR

DLC

DLC

Format

Ø14

Ø14

Focus Range

1m-Infinity