Holosun Open Reflex HE510C-GR green collimator

TheHolosun Open Reflex HS510C-GR is an advanced collimator sight with an open design, featuring a titanium optics housing, Solar Failsafe power system, Shake Awake battery saving system and the ability to change the target mark.

TheHolosun Open Reflex HS510C-GR is designed for long guns and operation in harsh conditions. A collimator with a green target mark.

Armored construction

The body of the sight is made of 6061 aluminum by precision milling. The device uses a titanium optics cover, so the sensitive element of the sight is properly protected.

The collimator is mounted on a weapon with a Picatinny rail(absolute co-witness height) by means of a QD (quick mount) buckle, which allows quick attachment and removal of the device.

Optics

The Holosun Open Reflex HS510C uses lenses covered with multi-layer anti-reflective coatings, which provide high light transmission and a clear and sharp image free of parallax error.

Variable aiming point

Thanks to the Multi Reticle System, the user can change the size and style of the aiming mark. You can choose between a classic 2 MOA dot, a 65 MOA circle and a combination of dot and circle. Such functionality makes the collimator great for hunting, as well as for sport and tactical shooting.

This model uses a target mark in green color, which is better visible for those with poorer red perception.

Electronic system

All aiming marks are emitted by a single diode, so when you change the reticle you do not lose zero.

Thecontrol system and diode are resistant to shock, weapon recoil and weather conditions, so the device works efficiently and stably even in difficult hunting conditions.

Solar power supply

The collimator is powered by a CR2032 battery, which, according to the manufacturer, provides up to 50,000 hours of operation at a brightness setting of poozie 6.

The device additionally uses a Solar Failsafe panel, which supports battery operation in strong light (sunlight or artificial light ), is responsible for automatic brightness adjustment of the aiming mark and replaces a discharged battery in an emergency situation.

The user can use the automatic brightness adjustment or change the brightness independently have 10 daylight settings and 2 night vision settings available.

Battery saving system

With an impressive runtime of up to 50,000 hours, the device owes its Shake Awake system, which automatically turns off the LED when there is no activity, and the device goes into sleep mode.

Re-activating the aiming mark requires only moving the weapon. The user can independently define the time after which the sleep mode is activated.