Focal Length

18-54mm

12.5-50mm

54mm

F/#

0.9-1.2

0.8-1.0

1.0

Wavelength

8-12μm

8-12μm

8-12μm

Focus Range

2m-Infinity/5m-Infinity

3m-Infinity

5m-Infinity

Interface

Flange

Thread

Focus Mechanism

Motorized

Motorized

Manual

Dimensions (mm)

Ø108x151.8

Ø82x117.5 (Front flange Ø100)

Ø57×68.6

Weight

1.3kg

776g

<240g

Operating Temperature

-40°C to +70°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-50°C to +80°C

-60°C to +85°C

-50°C to +80°C

Front Element Sealing

IP68

IP67

IP67

External Coating

DLC

DLC

DLC/AR

Format

Ø14

Ø10