Focal Length

19mm

4mm

100mm

F/#

0.9

1.1

1.5

Wavelength

8-12μm

8-12μm

8-12μm

Focus Range

3m-infinity

0.5m-Infinity

Format

Ø10

Interface

Thread

Thread

Thread

Focus Mechanism

Manual

Fixed Athermalized

Fixed Athermalized

Dimensions (mm)

Ø37x31.25

Ø36×32.5

Ø74×79.8

Weight

<65g

71g

350g

Operating Temperature

-40°C to +85°C

-40°C to +80°C

-40°C to +80°C

Storage Temperature

-60°C to +85°C

-45°C to +85°C

-50°C to +85°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC

AR

DLC