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Questions & Answers
Do you need to remove the optic to replace the battery?

Yes, there is no access to the battery unless you remove it from your gun.

by Robert Martin, Verified Owner, May 12, 2025
Customer Reviews
Helpful Positive Review
Good red dot by Pastor, January 6, 2024
I thought I would give this sight a chance due to price. It works well, mounted easy, fired about first 50 rounds and so far so good. Kept it's zero.
3/4 found this helpful
Helpful Positive Review
Get this green dot by Paul, February 11, 2024
Mounted to a Rossi 92 tacticool and it works great. I have astigmatism and has very little blurring. The glass is super clear. I used a bore sight to line things up, grouping was tight and accurate .I'm happy with this purchase
3/3 found this helpful
Helpful Positive Review
Great deal, just buy it! by Plinky, Verified Owner, August 23, 2025
Bought to use on a dovetail mount for G17. Compares to other big brand dots. Construction is awesome, glass is very clear, dot is crisp for the $. This is no where close to the over seas dots, this is in the category of the big names. No input on bat...
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1/1 found this helpful
Helpful Positive Review
Very happy by Dax, October 25, 2023
I purchased this for my PSA 5.7 Rock. Could not be happier clear Len and crisp dot.
5/6 found this helpful
Helpful Positive Review
Excellent optic by Vernon, December 18, 2023
Bought the Judge model with a 3 MOA green dot. My first experience with a green dot, and now I wish I could trade all my red dot sights in for green dot units that provide much better contrast with various targets for my eyes. The Gideon provided an...
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5/5 found this helpful
Helpful Positive Review
Solid Little Optic by Minuteman87, Verified Owner, December 17, 2023
Just bought for a PSA Rock 5.7. Fits up perfectly. Easy to use, and I’d say on par with swamp fox and holosun quality. Got the green dot per preference. All features work as intended. I set the brightness to just visible in daylight and that seems to...
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1/1 found this helpful
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Product Info for Gideon Optics Judge Red Dot Reflex Sights

The Judge dot sight gives you a precision red or green dot sight that fits handguns with slimmer slides, like the Sig p365XL, Canik Elite SC, Glock 43X, or any RMSC red dot/Holosun K mount footprint or compatible adapter plate. Featuring a crisp 3 MOA dot reticle with adjustable windage and elevation, multiple brightness settings, and power-saving features that extend your battery life for up to 50,000 service hours, this Judge delivers justice in a small package that makes a big impact on your handguns performance. Get the gun optics you need from a brand you can trust when it matters most.image

WARNING: California`s Proposition 65

Specifications for Gideon Optics Judge Red Dot Reflex Sights:

Manufacturer: Gideon Optics
Color: Black
Fabric/Material: 7075-T6 Aluminum
Magnification: 1 x
Objective Lens Diameter: 21 mm
Objective Window Size: 16x21 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: CR2032, Lithium Ion
Battery Quantity: 1
Battery Life: 50000 hours
Water Resistance Level: IPX-7
Length: 41 mm
Width: 35 mm
Height: 24 mm
Weight: 1 oz
Condition: New
Red Dot Sights-Footprint: Not Applicable
Mount Type: Picatinny
Gun Rail: Picatinny

Features of Gideon Optics Judge Red Dot Reflex Sights

  • The Judge dot sight keeps your weapon light and discreet, making it the perfect complement to your everyday carry weapon.
  • This RMSC red dot sight has a lens window just 16mm tall and 21mm wide that provides unlimited eye relief and parallax-free aiming out to 33 yards.
  • Choose from a red or green 3 MOA dot with eight daytime brightness settings and two night vision compatible settings.
  • Windage and elevation each offer 45 MOA of adjustment at 1 MOA per click for a total of 90 MOA.
  • Install on slides pre-drilled for the RMSC or Holosun K pattern or using the included low-profile 1913 Picatinny mount.
  • Built with 7075-T6 aluminum alloy, this sight is shockproof and IPX7 waterproof to take on field conditions encountered in the real world.
  • To extend the battery life, the Judge enters a power-saving mode after 225 seconds of inactivity but activates in milliseconds thanks to shake-to-awake technology that senses when the sight is bumped or moved.
  • Powered by a single CR-2032 3V lithium battery, you can expect 40,000 hours of continuous operation and up to 50,000 real-world hours thanks to built-in efficiency features.
  • Measures just 41mm x 25mm x 24mm (LxWxH) and weighs around an ounce with the battery installed.

Package Contents:

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

Gideon Optics Judge Red Dot Reflex Sights Orderable Models

List of Orderable Models

  • Gideon Optics Judge Reflex Sights, 3 MOA Red Dot Reticle, Black, JD10RD , MPN: JD10RD , UPC: 608539314614 , Code: 5N2-RD-JRDRS-JD10RD
  • Gideon Optics Judge Reflex Sights, 3 MOA Green Dot Reticle, Black, JD10GN , MPN: JD10GN , UPC: 608539123049 , Code: 5N2-RD-JRDRS-JD10GN

Gideon Optics Judge Red Dot Reflex Sights Unavailable & Discontinued Models

List of Unorderable Models

  • USED, Gideon Optics Judge Reflex Sights, 3 MOA Red Dot Reticle, Black, JD10RD , MPN: JD10RD-EDEMO , Code: 5N2-RD-JRDRS-JD10RD-EDEMO-IN-B
  • USED, Gideon Optics Judge Reflex Sights, 3 MOA Red Dot Reticle, Black, JD10RD , MPN: JD10RD-EDEMO , Code: 5N2-RD-JRDRS-JD10RD-EDEMO-SC-C
  • USED, Gideon Optics Judge Reflex Sights, 3 MOA Green Dot Reticle, Black, JD10GN , MPN: JD10GN-EDEMO , Code: 5N2-RD-JRDRS-JD10GN-EDEMO-IN-D
  • USED, Gideon Optics Judge Reflex Sights, 3 MOA Red Dot Reticle, Black, JD10RD , MPN: JD10RD-EDEMO , Code: 5N2-RD-JRDRS-JD10RD-EDEMO-IN-C
  • USED, Gideon Optics Judge Reflex Sights, 3 MOA Red Dot Reticle, Black, JD10RD , MPN: JD10RD-EDEMO , Code: 5N2-RD-JRDRS-JD10RD-EDEMO-RE-B
  • DEMO, Gideon Optics Judge Reflex Sights, 3 MOA Red Dot Reticle, Black, JD10RD , MPN: JD10RD-DEMO , Code: 5N2-RD-JRDRS-JD10RD-DEMO
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