Holosun HS510C-FDE 1x Red Dot 2 MOA/65 MOA Circle

The Holosun HS510C-FDE is an open-reflex optic intended for carbine, PCC, and shotgun applications. It uses Holosun's Multi-Reticle System (MRS) and supports both solar-assisted operation and an internal CR2032 battery. The unit pairs a compact footprint with a quick-detach Picatinny/Weaver mount and a titanium-alloy hood for added impact resistance.

Key Specifications

• The magnification is 1x, appropriate for close to mid-range shooting.
• The reticle offers a 2 MOA center dot with a selectable circle/ring option.
• The power sources are CR2032 battery plus solar failsafe for extended operation.
• The housing uses an aluminum body with a titanium-alloy hood for shock resilience.
• The mount is a QD Picatinny/Weaver absolute co-witness interface (manufacturer lists 1.41" dot height for the mount).
• The weight is listed as 9.31 oz.
• The optic provides unlimited eye relief and is described as parallax free.
• The LED system is rated for up to 50,000 hours and includes multiple daylight and night-vision-compatible intensity settings.
• Adjustments are listed as 0.50 MOA per click.
• Integrated features include Shake Awake and Solar Failsafe.

The HS510C-FDE combines Holosun's multi-reticle flexibility and redundant power design in a compact open-reflex package finished in Flat Dark Earth. Its QD Picatinny mount and robust hood make it suitable for demanding duty or recreational use on carbines and other long guns where a fast, unobstructed sight picture is desired.