Focal Length

50mm

75mm

10.5mm

F/#

1.0

1.25

1.0

Average Transmission

≥91%(AR)

Wavelength

8-12μm

8-12μm

8-12μm

Focus Range

5m-Infinity

5m-Infinity

Interface

Thread

Thread

Focus Mechanism

Fixed Athermalized

Manual

Fixed Athermalized

Dimensions (mm)

Ø59×54.5

Ø68.5×89.67

Ø18×15.11

Weight

153g

<258g

10.5g

Operating Temperature

-40°C to +60°C

-30°C to +70°C

-40°C to +80°C

Storage Temperature

-45°C to +65°C

-35°C to +75°C

-45°C to +85°C

Front Element Sealing

IP67

IP67

IP67

External Coating

AR

DLC

DLC

Format

Ø14