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Questions & Answers
the a RMR plate come in the box? Expert Answer

The Gideon Optics Alpha Red Dot Reflex Sight includes:
1913 picatinny rail mount and screws
T10 tool
Adjustment tool
Lens cleaning cloth
One pair each of the following mounting screws (recommended torque for slide mounting is 12 inch-pounds):
6-32 x 0.374″
4-40 x 0.25″
M3.5 x 0.6 x 11mm

by Ethan, Gear Expert, August 21, 2025
Customer Reviews
Helpful Positive Review
great price on feature packed green dot by vinh, Verified Owner, June 9, 2024
I was hesitant to try out this Gideon red dot because of all the naysayers dissing the fact that Gideon red dots are made in China, that they’ve copied the designs of other more proven red dot brands, and that they don’t have an established track rec...
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5/5 found this helpful
Helpful Positive Review
Good A4/ ACOG backup sight by Nico, Verified Owner, November 11, 2023
Got it on sale with 30 $ off so i took a chance. as i had a specific purpose for it. surprised that having astigmatism and the green recticle is crisp! well constructed , good controls. different hardware to fit your mounting needs.(screws and pic...
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12/12 found this helpful
Helpful Positive Review
great gor the price by Carlbo, Verified Owner, August 21, 2024
I like that this site is raised like an SRO at a fraction of the price. I have two SRO’s, two RMR’s and several other lesser brands and bought two Gideons to put in range guns. I took them out to the range this past weekend and put 50 rounds throug...
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1/1 found this helpful
Helpful Positive Review
Red dot sight by Jerry, Verified Owner, August 22, 2024
I bought this red dot for aCZ Shadow2 compact. Fits and works great . IMO the circle is too large and at 7 yds , blocks the target. I would ,in the future, Buy the dot only and not the circle with dot.
2/3 found this helpful
Helpful Positive Review
So far, this Gideon Alpha is very nice! Good glass,clear circle and dot,plus, the green light adj range is,(to my old eyes,)better than my holosun 407!It's plenty bright in direct sun and even better at night.Sight-in was ez on my 10/22,audible, tig...
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3/3 found this helpful
Helpful Positive Review
great price great optic by Kelso, Verified Owner, August 21, 2024
This is awesome it is so clear and perfect with my stigmatism the reticle is crystal clear most other optics have a Starburst around it, but this doesnt
1/1 found this helpful
Read All 29 Reviews
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Product Info for Gideon Optics Alpha Red Dot Reflex Sights

The Alpha dot sight gives you a competition-ready open-emitter reflex sight thats big on performance without breaking the bank. Designed to fit optics-ready holsters, this red/green dot sight offers you faster target acquisition with a large window featuring a 65 MOA circle and reliable precision from the 3MOA center dot. Featuring adjustable brightness, ten brightness settings, and a battery-extending low-power mode thats canceled instantly using our shake-to-awake technology, its the right choice for your duty or personal protection weapon. Get the top-tier RMR red dot youve been looking for from a brand you can trust when every shot counts.image

WARNING: California`s Proposition 65

Specifications for Gideon Optics Alpha Red Dot Reflex Sights:

Manufacturer: Gideon Optics
Color: Black
Fabric/Material: 7075-T6 Aluminum
Magnification: 1 x
Objective Lens Diameter: 27 mm
Objective Window Size: 17.5x27 mm
Reticle: 3 MOA Dot
Brightness Settings: 10
Eye Relief: Unlimited
Adjustment Type: MOA
Adjustment Click Value: 1 MOA
Emitter Type: Open
Parallax: Parallax Free
Battery Type: Lithium Metal, CR1632
Battery Quantity: 1
Battery Life: 20000 hours
Water Resistance Level: IPX-7
Length: 45 mm
Width: 32 mm
Height: 26.4 mm
Weight: 1 oz
Condition: New
Red Dot Sights-Footprint: Not Applicable
Mount Type: Picatinny
Gun Rail: Picatinny

Features of Gideon Optics Alpha Red Dot Reflex Sights

  • Made with a 7075-T6 aluminum housingthe same alloy often used in firearms production for military M-16 rifles.
  • Features the same mounting pattern as Trijicons RMR red dot sights for plate or slide mounting. A low-profile 1913 Picatinny mount is also included for easy installation on rifles, shotguns, carbines, or 45-degree offset mounts.
  • The large 17.5mm tall by 27mm wide lens window gives you a large sight picture without obstructing your tactical surroundings.
  • Elevation and windage are adjustable 45 MOA each (total MOA range of 90) at 1 MOA per click.
  • Parallax-free to 33 yards with unlimited eye relief.
  • The combination 65 MOA circle/3 MOA dot reticle is available in both red and green, with eight brightness settings for normal light and two night vision compatible settings for ten total levels of adjustment.
  • A single CR-1632 3V Lithium battery provides 20,000 hours of continuous power at brightness level 6, but this is extended to 50,000 hours by our high-efficiency low-power mode that engages after 225 seconds without movement.
  • Motion-sensing technology wakes your sight within milliseconds with any movement, including drawing the weapon or shaking the gun awake.
  • The shockproof and IPX7 waterproof design is built to withstand dynamic tactical situations and keep you ready to respond.
  • Top-load battery drawer makes battery swaps easy without removing or re-zeroing the optic.
  • With a footprint of just 45mm x 32mm x 26.4mm (LxWxH) and weighing in at around an ounce, its a great choice for everyday use and carry.

Package Contents:

  • Gideon Optics Alpha Red Dot Reflex Sights
  • A low-profile 1913 Picatinny mount is also included for mounting on compatible rifles
  • Sealing plates
  • Micro fiber clothe and battery included

Gideon Optics Alpha Red Dot Reflex Sights Orderable Models

List of Orderable Models

  • Gideon Optics Alphaa Reflex Sights, 3 MOA Red Dot Reticle, Black, AL10RD , MPN: AL10RD , UPC: 608539456291 , Code: 5N2-RD-ARDRS-AL10RD
  • Gideon Optics Alphaa Reflex Sights, 3 MOA Green Dot Reticle, Black, AL10GN , MPN: AL10GN , UPC: 608539210091 , Code: 5N2-RD-ARDRS-AL10GN

Gideon Optics Alpha Red Dot Reflex Sights Unavailable & Discontinued Models

List of Unorderable Models

  • USED, Gideon Optics Alphaa Reflex Sights, 3 MOA Red Dot Reticle, Black, AL10RD , MPN: AL10RD-EDEMO , Code: 5N2-RD-ARDRS-AL10RD-EDEMO-IN-B
  • USED, Gideon Optics Alphaa Reflex Sights, 3 MOA Red Dot Reticle, Black, AL10RD , MPN: AL10RD-EDEMO , Code: 5N2-RD-ARDRS-AL10RD-EDEMO-IN-C
  • USED, Gideon Optics Alphaa Reflex Sights, 3 MOA Green Dot Reticle, Black, AL10GN , MPN: AL10GN-EDEMO , Code: 5N2-RD-ARDRS-AL10GN-EDEMO-US-B
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