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Questions & Answers
Is there any warranty with this optic?

Yes, Ade Optics provides warranty. The warranty card comes with the box

by tony, Verified Owner, January 26, 2026
Customer Reviews
Most Recent Reviews
Weatherproof and Tough by Anthony Ruiz, January 26, 2026
Took this through a rainy day range session and the waterproofing performed well — no fogging or water inside the optic. The housing feels durable and I appreciate how simple the controls are. Easy to change brightness levels with gloves on too.
Most Recent Reviews
Solid Rifle Optic Alternative by Sarah Whitaker, January 26, 2026
I paired this on a pistol slide cut and it’s also worked great on my AR for close-to-mid distances. Adjustment turrets are tactile and easy to turn, and I didn’t knock it off zero even when moving between drills. Definitely good value compared to hig...
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Most Recent Reviews
Bright and Clear Dot by Lucas Reed, January 26, 2026
Out on the range the 4 MOA dot is bright and visible in different lighting conditions. I run my sight at medium brightness most of the time and it works well outdoors. The sight doesn’t seem bulky even though it’s a bit larger than some mini reflexes...
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Most Recent Reviews
Easy to Install, Great Price by Emily Harrison, January 26, 2026
This reflex sight was a breeze to install on my pistol plate. Did basic zeroing at the range and it stayed where I set it. For the price point, I’m impressed with the clarity and construction — feels more rugged than some inexpensive dots I’ve had.
Most Recent Reviews
Big Window Makes Target Acquisition Easy by Jason Marshall, January 26, 2026
I mounted this RD3-015 on my HK USP plate and the larger window really makes a difference. I can pick up the dot fast and stay on target quicker than with smaller optics I’ve used. Battery life has been solid so far and the top-load battery feature m...
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Read All 5 Reviews
Color:
Black
Reticle:
4 MOA Dot
Illumination Color:
Red
Condition:
New
Red Dot Sights-Footprint:
Docter

Code: 5L8-RD-15MICRO-RD3-015

MPN: RD3-015

UPC: 640978407410

List: $125.99Save 16%
$105.99

Product Info for ADE Advanced Optics RD3-015 Micro Mini Reflex Red Dot Sight

The Zantitium Red dot sight is the biggest handgun sight on the market! It gives up to twice bigger window than other micro red dot. The red dot is compatible with Ade handgun mounts for Glock Beretta HK UPS SW MP SIG P226 Springfield Ruger LC9 LC9s LC380 SR9 SR22 SR40 SR45.image

This ADE RD3-015 has top battery loading; therefore you do not need to remove the sight from the pistol tore-zero. It also has low battery consumption technology that the battery lasts up to 3000 hours on the brightest setting and 30000 hours on the lowest setting. Two power switches with one Up and one Down. The size of the red dot is about 30% longer than other red dots, the window is also bigger. Therefore, it will NOT fit some Optics Ready handgun model that has an optic cut in front of the rear sight(will keep the rear sight to co-witness the red dot), such as Glock Mos, Springfield OSP. The longer length of this red dot does not sit in the pre-cut slides. It only fits the mounting plate that is made to REPLACE the rear sight and set on the top of the slide(not in the pre-cut). It fits the Doctor/Vortex Venom footprint/Doctor footprint/screw pattern.

Specifications for ADE Advanced Optics RD3-015 Micro Mini Reflex Red Dot Sight:

Manufacturer: ADE Advanced Optics
Color: Black
Finish: Anodized
Fabric/Material: 6061 Aircraft Aluminum
Magnification: 1 x
Objective Lens Diameter: 35 mm
Reticle: 4 MOA Dot
Illumination Color: Red
Eye Relief: Unlimited
Adjustment Type: MOA
Adjustment Click Value: 1 MOA
Emitter Type: Open
Battery Type: CR2032
Battery Life: 3000 hours
Shockproof: Yes
Fogproof: Yes
Length: 2.25 in
Width: 1.4 in
Height: 1.27 in
Weight: 1.23 oz
Condition: New
Red Dot Sights-Footprint: Docter

Features of ADE Advanced Optics RD3-015 Micro Mini Reflex Red Dot Sight

  • New advanced battery technology gives up to 3000 hours on bright setting and up to 40k hours on Low setting with a 2032 Battery(Included). Top load system, no need to remove the sight to change the battery.
  • Every time you turn on the dot it stays the same b rightness level last time it was turned off. The lowest setting is invisible by human eye that is for using with a Night Vision.
  • Waterproof for 30 minutes under 4ft water. Feature 1 M.O.A wind age and elevation adjustments with audible click. This red dot can also be used with a long range rifle scope for that perfect Backup System.
  • The red dot is compatible with any optic plate that is compatible with footprint of Doctor/Burris Fastfire/Vortex Venom

Package Contents:

  • ADE Advanced Optics RD3-015 Micro Mini Reflex Red Dot Sight
  • Picatinny Plate
  • Lens Cloth
  • Screws
  • Tools
  • Instructions
  • Rubber Cover
  • Battery

ADE Advanced Optics RD3-015 Micro Mini Reflex Red Dot Sight Orderable Models

List of Orderable Models

  • ADE Advanced Optics RD3-015 Micro Mini Reflex Red Dot Sight, 4 MOA Reticle, Black, RD3-015 , MPN: RD3-015 , UPC: 640978407410 , Code: 5L8-RD-15MICRO-RD3-015

ADE Advanced Optics RD3-015 Micro Mini Reflex Red Dot Sight Unavailable & Discontinued Models

List of Unorderable Models

  • USED ADE Advanced Optics RD3-015 Micro Mini Reflex Red Dot Sight, 4 MOA Reticle, Black, RD3-015, EDEMO1, Used, Condition Fair, Condition Fair, Used , MPN: RD3-015-EDEMO1 , Code: 5L8-RD-15MICRO-RD3-015-EDEMO-US-D
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