Red dot sight HOLOSUN HS403B Red Dot Sight - Holosun

HS403B is the best-selling HOLOSUN HS403 series red dot sight. Automatic on/off, high and low mount included. 2 MOA dot. Parallax-free with unlimited eye relief.

Red dot sight advantages:

• Excellent price/quality ratio
• Small size – diameter of only 22 mm
• Wake up from sleep by motion
• Setting the delay for waking up from sleep
• Memory retaining the last settings before shutdown
• Low and high mount included
• High battery life up to 50,000 hours
• Made of aluminum alloy, treated with a quality plasma electrolysis surface finish
• Available battery housed within the sight body!
• Guaranteed recoil resistance up to caliber 9.5×73 (.375 Weatherby)
• 12 brightness intensity levels (2 for night vision)
• Parallax-free
• Unlimited eye relief

Sight Electronics:

Advanced HOLOSUN control electronics take care of everything you need. Allows setting 12 reticle brightness intensities (2 for night mode, 10 for day). The sight's settings are retained in internal memory after shutdown. The sight can be turned off manually or automatically switches to stand-by after 10 minutes of operation (factory setting).

Location battery:

Battery is hidden in the base of the collimator. No more obstacles in the form of large and shapeless battery cases on the collimator body.

Designed for these guns:

Holosun collimators can be used on all types of firearms. They can be used on all types of guns, from pistols, semi-automatic rifles, shotguns to large-caliber hunting guns 9.5x73.

• Hunting rifles and shotguns
• SA 58, AR-15 and AK47/74 type Guns
• Guaranteed recoil resistance up to caliber 9.5x73 (.375 weatherby).

Night vision support:

HOLOSUN sights are compatible with night vision devices. For use with these devices, they are equipped with two intensity levels that are otherwise not visible to the human eye in a normal environment. These are the first and second brightness levels that are compatible with NV.

Parallax Free:

HOLOSUN red dot sights are constructed without parallax. The shooter does not have to look along the optical axis when shooting, as when shooting with open sights. This advantage offers the shooter immediate readiness. Simply cover the target with the reticle and pull the trigger. This advantage will be appreciated primarily by hunters and shooters in tactical disciplines.

Red dot sight mount:

Holosun red dot sights are supplied with two mounts compatible with Picatinny/Weaver.

Low mount with a height of 8 mm and a mount with a 1/3 co-witness sight. The sight can be with these