Focal Length

75mm

60mm

15mm

F/#

1.2

1.2

1.0

Wavelength

8-12μm

8-12μm

8-12μm

Format

Ø14

Interface

Thread

Thread

Thread

Focus Mechanism

Fixed Athermalized

Manual

Manual

Dimensions

Ø71mm×68.5mm

Ø61mmx73.5mm

Ø25mm×21.5mm

Weight

<257g

235g

21.5g

Operating Temperature

-40°C to +80°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-60°C to +85°C

-50°C to +70°C

-50°C to +80°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC

DLC

AR

Focus Range

5m-Infinity

0.3m-infinity

Distortion

<5%