Focal Length

100mm

4mm

6.8mm

F/#

1.5

1.2

1.0

Wavelength

8-12μm

8-12μm

8-12μm

Interface

Thread

Thread

Thread

Focus Mechanism

Fixed Athermalized

Fixed Athermalized

Fixed Athermalized

Dimensions (mm)

Ø74×79.8

Ø34×29.2

Ø24×23

Weight

350g

≤52.6g

23.5g

Operating Temperature

-40°C to +80°C

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-50°C to +85°C

-45°C to +65°C

-50°C to +80°C

Front Element Sealing

IP67

IP67

IP67

External Coating

DLC

DLC

AR

Focus Range

0.3m-Infinity

Format

Ø8.2