Focal Length

14.8mm

12.3mm

4mm

F/#

1.0

1.0

1.2

Wavelength

8-12μm

8-12μm

8-12μm

Format

Ø10

Ø8.5

Interface

Thread

Thread

Thread

Focus Mechanism

Fixed Athermalized

Fixed Athermalized

Fixed Athermalized

Dimensions

Ø25mm×19.77mm

Ø25mm×15.8mm

Ø34mm×29.2mm

Weight

<25g

<20g

≤52.6g

Operating Temperature

-40°C to +80°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-45°C to +85°C

-50°C to +80°C

-45°C to +65°C

Front Element Sealing

IP67

IP67

IP67

External Coating

AR

AR

DLC

Focus Range

0.3m-Infinity