Focal Length

19mm

4mm

25-225mm

F/#

0.9

1.2

0.85-1.3

Wavelength

8-12μm

8-12μm

8-12μm

Focus Range

3m-infinity

0.3m-Infinity

15m-Infinity

Format

Ø10

Interface

Thread

Thread

Flange

Focus Mechanism

Manual

Fixed Athermalized

Motorized

Dimensions (mm)

Ø37x31.25

Ø34×29.2

Ø204x307.4 (Front flange Ø235)

Weight

<65g

≤52.6g

<6.1kg

Operating Temperature

-40°C to +85°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-60°C to +85°C

-45°C to +65°C

-40°C to +80°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC

DLC

DLC