Focal Length

300mm

18mm

20.8mm

50mm

F/#

6.0

1.0

Wavelength

0.9-1.7μm

8-12μm

Focus Range

5m-Infinity

5m-Infinity

Interface

Thread

Thread

Focus Mechanism

Manual

Fixed Athermalized

Dimensions

Ø57mmx141.5mm

Ø59mm×54.5mm

Weight

<330g

<126g

<103g

153g

Operating Temperature

-40°C to +60°C

-40°C to +60°C

Storage Temperature

-45°C to +65°C

-45°C to +65°C

Front Element Sealing

IP67

IP67

External Coating

AR

AR

Magnification

14X

12X

Eye Relief

48mm

25mm

Pupil Diameter

8mm

8mm

OLED Size

0.39"

0.61"

Diopter

-6/+2 SD

+/-5 SD

Average Transmission

≥91%(AR)