Focal Length

75mm

37.8mm

75mm

F/#

1.2

1.0

1.0

Wavelength

8-12μm

8-12μm

8-12μm

Format

Ø14

Ø14

Ø10

Focus Mechanism

Manual

Fixed Athermalized

Manual

Dimensions

Ø71.5mm×70.5mm

Ø43mm×42mm

Ø83mmx83.11mm

Weight

<320g

<80g

<368g

Operating Temperature

-30°C to +70°C

-40°C to +55°C

-40°C to +60°C

Storage Temperature

-35°C to +75°C

-45°C to +60°C

-45°C to +65°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC

DLC /AR

DLC/AR

Interface

Thread

Thread

Focus Range

5m-Infinity