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Questions & Answers
What makes this different than the 510C? Expert Answer

It has a green dot instead of the red dot on the standard 510C.

by Jonathan D., Gear Expert, April 19, 2018
can i use the holosun elite as an rmr on my fn fnx45 tactical pistol,will i be able to mount it on this fn pistol Expert Answer

No, this is much larger than pistol mountable red dot sights and is not compatible with any of the common mounting patterns.

by Ethan C., Gear Expert, April 24, 2019
Customer Reviews
Helpful Positive Review
Green is MEAN!!! by Ray Sig, Verified Owner, December 21, 2023
Love the 510 in Green. Paired with the HM3X magnifier on my Springfield Hellion is everything!!!
5/7 found this helpful
Helpful Positive Review
Excellent reflex sight by Rob in TX, Verified Owner, November 26, 2025
I mounted this on a Mossberg 930 and it’s worked great. I had another brand’s reflex sight on it, and after 10 rounds, the zero drifted and wouldn’t move horizontally, no matter how many clicks I adjusted. But, I’ve put 20 rounds thru it (all bucksh...
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3/3 found this helpful
Helpful Positive Review
Holosun 510 Green by Dustin, Verified Owner, January 28, 2026
Very nice, absolute co witness with Yankee Hill back up sights, and the green seems better for picking up quickly, although red seems better for outside surroundings, as there's much in nature that's Green, and it plays tricks with my lousy eyes. I o...
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2/2 found this helpful
Helpful Positive Review
Great Green Dot sight for the money by GSD4U, Verified Owner, September 28, 2025
Did a lot of research and determined that the 510C was the best budget reflex optic for my application. I like the green reticle option and that you have the ability to switch between 2 MOA, 65 MOA ring and to have both. The sight is very well con...
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1/1 found this helpful
Helpful Positive Review
Love this thing, it has a nice wide view through the lens, the dot and ring are clear and crisp (even with my mild astigmatism), the controls are simple and easy to remember, battery is easy to change (but you won't be doing that much), and the QD mo...
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2/2 found this helpful
Helpful Positive Review
HOLOSUN HE510C-GR ELITE by Darren Kane, Verified Owner, October 22, 2025
Product was beautiful right out of the box and ready to be mounted. Radical was clear and easy to read. Looking forward to taking it out on the range soon.
1/1 found this helpful
Read All 187 Reviews
10% Bonus Bucks
Get even more OpticsPlanet Bucks with the purchase of select models to use on future purchases! You will find the amount you'll earn near eligible models.
Color:
Black
Reticle:
2 MOA Dot & 65 MOA Ring
Illumination Color:
Green
Included Accessories:
Standard
Condition:
New
Red Dot Sights-Footprint:
Not Applicable

Code: 28Y-RD-HRDS510GR-HE510C-GR-ELITE

MPN: HE510C-GR

UPC: 605930624878

10% Bonus Bucks
List: $399.99Save 15%
$339.99

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OP Bucks$36.19

Product Info for Holosun HE510C Elite 1x 2MOA Reflex Green Dot Sight

When looking to improve your aim, you need the best optic possible to tighten those groupings. Equip the Holosun HE510C Elite 1x 2MOA Reflex Green Dot Sight to quickly acquire targets and deliver precise shots down range using their multi-reticle system (MRS) that offers either a 2 MOA dot, a 65 MOA ring or both combined for your sighting needs. Holosun CNC machined these Red Dot Sights from T6061-T6 aluminum and added a Titanium-alloyed, shock-resistant protective hood for maximum durability. With Shake Awake technology, the HE510C Elite 1x 2MOA Reflex Green Dot Sight conserves battery power by only turning on when in motion and powering down when still. The parallax-free design and unlimited eye relief create a comfortable and simple sighting experience, and the solar cell and high-capacity battery provide two sources of power for complete reliability. Grab your Holosun HE510C Elite 1x 2MOA Reflex Green Dot Sight today to enhance your precision at the range, in the field or anywhere else you need to rely on your weapon.image

WARNING: California`s Proposition 65

Specifications for Holosun HE510C Elite 1x 2MOA Reflex Green Dot Sight:

Manufacturer: Holosun
Color: Black
Finish: MAO
Fabric/Material: 6061 Aluminum with Titanium Hood
Magnification: 1 x
Objective Lens Diameter: 0.9 - 1.2 in
Objective Window Size: 0.9 x 1.2 in
Reticle: 2 MOA Dot & 65 MOA Ring
Illumination Type: LED
Illumination Color: Green
Brightness Settings: 12
Eye Relief: Unlimited
Adjustment Type: MOA
Adjustment Click Value: 0.5 MOA
Emitter Type: Open
Parallax: Parallax Free
Optical Coating: Fully Multi-Coated
Battery Type: CR2032
Battery Life: 50000 hours
Operating Temperature: -22 - 140 Fahrenheit
Water Resistance Level: IP67
Length: 1.3 in
Width: 2.4 in
Height: 1.63 in
Weight: 8.3 oz
Included Accessories: Standard
Condition: New
Magnification Type: Fixed
Red Dot Sights-Footprint: Not Applicable
Mount Type: Weaver
Attachment Type: Picatinny, Weaver
W/E Travel at 100 Yds: -50 - 50 MOA

Features of Holosun Elite Flagship 2MOA Dot / 65MOA Ring Open Reflex Sight:

  • Parallax free optical design, with unlimited eye relief.
  • Minimized obstruction of vision with push button controls and a streamlined housing design.
  • Multi-reticle system.
  • Shake Awake technology with last setting recall.
  • Internal battery tray design.
  • 32mm24mm open lens.
  • Solar cell and high capacity battery provide dual power supplies.
  • Titanium-alloyed, shock resistant protective hood.
  • Quick detach mount.
  • Adaptable to Picatinny and Weaver rails.
  • CNC machined with T6061-T6 housing.

Package Contents:

  • Holosun Elite Flagship 2MOA Dot / 65MOA Ring Open Reflex Sight

Holosun HE510C Elite 1x 2MOA Reflex Green Dot Sight Orderable Models

List of Orderable Models

  • Holosun Flagship Open Reflex 1x, 2MOA Dot / 65MOA Ring, Black, HE510C-GR ELITE , MPN: HE510C-GR , UPC: 605930624878 , Code: 28Y-RD-HRDS510GR-HE510C-GR-ELITE

Holosun HE510C Elite 1x 2MOA Reflex Green Dot Sight Unavailable & Discontinued Models

List of Unorderable Models

  • Holosun Flagship Open Reflex 2MOA Dot & 65MOA Ring, Black, HE510C-GR ELITE with American Defense Manufacturing Holosun 510C Quick Detach Mount , MPN: HE510C-GR-KIT3 , Code: 28Y-RD-HRDS510GR-HE510C-GR-KIT3
  • Holosun Flagship Open Reflex 2MOA Dot & 65MOA Ring, Black, HE510C-GR ELITE w/ ADM Holosun 510C Quick Detach Mount , MPN: HE510C-GR-KIT1 , Code: 28Y-RD-HRDS510GR-HE510C-GR-KIT1
  • Holosun Flagship Open Reflex 2MOA Dot & 65MOA Ring, Black, HE510C-GR ELITE with American Defense Manufacturing Holosun 510C Quick Detach Mount , MPN: HE510C-GR-KIT2 , Code: 28Y-RD-HRDS510GR-HE510C-GR-KIT2
  • Holosun Flagship Open Reflex 2MOA Dot & 65MOA Ring, Black, HE510C-GR ELITE with American Defense Manufacturing Holosun 510C Quick Detach Mount , MPN: HE510C-GR-KIT4 , Code: 28Y-RD-HRDS510GR-HE510C-GR-KIT4
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