The HS403R is a 20mm micro sight designed for rifle and carbine applications. HS403R features a Rotary switch to select reticle intensity, Holosun’s Red Super LED with 50k hour battery life, and a 2MOA dot with 10 daylight and 2 night vision compatible reticle intensity settings.
HS403R housing is made from durable cast aluminum and includes both a lower 1/3 co-witness mount (1.63”) and a low mount (.75”) for low-comb height rifle applications. Additional features include rubber lens covers, and a battery compartment integrated into the Rotary switch for the 2032 battery. HS403R is a versatile sight for users of all levels.
In the Box
- Lower 1/3 Cowitness Mount
- Low Profile Mount
- T10 L Key
- Rubber Cover
- User Manual
- CR2032 Battery
- Lens Cloth
OPTICAL SPECS
Reticle |
2 MOA Dot |
Light Wavelength |
650nm |
Reticle Color |
Red |
Parallax Free |
Yes |
Unlimited Eye Relief |
Yes |
Magnification |
1x |
Multi-Coatings |
Yes |
ELECTRONIC SPECS
Power Source |
Battery |
Battery Type |
CR2032 |
Battery Life (Hours) |
100000 |
Brightness Setting |
10 DL&2 NV |
PHYSICAL SPECS
Window Size |
20mm Diameter |
Dimension (in) |
2.75×1.43×1.62 |
Weight (oz) |
3.53 |
MECHANICAL SPECS
Housing Material |
Durable Aluminum |
Surface Finish |
MAO |
Adjustment per Click |
0.5 MOA |
W&E Travel Range |
±50 MOA |
ENVIRONMENT SPECS
Storage Temperature |
-40℃~70℃ |
Working Temperature |
-30℃~60℃ |
Submersion |
IP67 |
Vibration |
1000G |