Focal Length

8.5mm

150mm

25mm

F/#

1.2

1.2

1.0

Wavelength

8-12μm

8-12μm

8-12μm

Format

Ø14

Ø20

Interface

Thread

Thread

Thread

Focus Mechanism

Fixed Athermalized

Manual

Fixed Athermalized

Dimensions

Ø33mm×28.5mm

Ø135mmx196mm

Ø48mm×31.59mm

Weight

<56g

<1100g

<140g

Operating Temperature

-40°C to +80°C

-40°C to +60°C

-40°C to +80°C

Storage Temperature

-45°C to +85°C

-45°C to +65°C

-45°C to +85°C

Front Element Sealing

IP67

IP67

IP67

External Coating

AR

DLC

AR

Average Transmission

87%

86%(AR)

Focus Range

6m-Infinity