The HE403R-GR is a 20mm micro optical sight designed for rifle and carbine applications. Features include our new Rotary Switch, 12 brightness settings, Holosun’s Green Super LED with up to 100k hours battery life, and 2 MOA Dot.

In the Box

Lower 1/3 Cowitness Mount
Low Profile Mount
T10 L Key
Rubber Cover
User Manual
CR2032 Battery
Lens Cloth

- TECH & FEATURES -

2 MOA Green Dot Reticle
Up to 100,000 Hours Battery Life (Setting 6)
12 Brightness Setting: 10 DL & 2 NV Compatible
Rotary Switch with Integrated Battery Compartment
Parallax-free & Unlimited Eye Relief

- SPECIFICATION -

OPTICAL DATA

Reticle2 MOA Dot
Light Wavelength590nm
Reticle ColorGold
Parallax FreeYes
Unlimited Eye ReliefYes
Magnification1x
Multi-CoatingsYes

ELECTRONIC DATA

Power SourceBattery
Battery TypeCR2032
Battery Life (Hours)100000
Brightness Setting10 DL&2 NV

PHYSICAL DATA

Window Size20mm Diameter
Dimension (in)2.75×1.43×1.62
Weight (oz)3.53

MECHANICAL DATA

Housing MaterialDurable Aluminum
Surface FinishMAO
Adjustment per Click0.5 MOA
W&E Travel Range±50 MOA

ENVIRONMENT DATA

Storage Temperature-40℃~70℃
Working Temperature-30℃~60℃
SubmersionIP67
Vibration1000G