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Burris RT-3 3x Red Dot Prism Sight
$467.99 $172.57 Save 63%
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Most Helpful Positive Review Small & lite
Personally I think it's overpriced. Other than the price it's awesome. Very small & lite for use on AR style "pistols". Good field of view. Black etched reticle with good pattern but only in red when illuminated. Once you get over the price, you'll really like it! Ct.
Most Helpful Negative Review Poor eye relief
If your looking at this sight it’s probably because your looking for a 3x prism sight the size and weight of a red dot. Well, here it is. This optic is super clear crisp and I do like the size of the reticle. Pretty much everything about it was you would want except the eye relief. You need to have ...
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Burris RT-3

by RatSalad13, Verified Owner from CA, United States Written on August 9, 2025
Great little prizim dot, clear and easy to acquire a sight recommended for a short barrel set up
Would recommend: Yes
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This would be so much better if...

by allcattle0hat, Verified Owner from PA, United States Written on July 18, 2025
The tiny etched reticle is the only con on this optic for me! Works great like a red dot if you illuminate it. While not illuminated the reticle can make it hard to track targets in different lighting conditions. If this had a slightly smaller reticle like that of the older 332 model in which I have 3, it would be well worth the suggested price with absolutely no arguement from me! Also the mounts leaves room for improvement as well but it is manageable. I really like this optic but would not recomend it!
Would recommend: No
2 of 2 found the following review helpful.
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Burris prism

by Jbizzy, from IA, United States Written on July 11, 2025
Got this mainly for the good sale price and mostly positive reviews. I love it. Small profile and lightweight. Great Fov and crisp reticle. It is a little small as some people have pointed out but I got used to it right away. Zeroed it in quickly. No complaints
Would recommend: Yes
1 of 1 found the following review helpful.
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Burris RT-3 review

by Rick, Verified Owner from OK, United States Written on March 24, 2025
I like the clarity and magnification of the optic but the etching is ridiculously small. Deceptive advertising at its best, come on Burris! The description shows the etching covering at least half of the view, but the way it really is, it is unusable I would say. It should just have a 2-3 MOA red dot in the middle with a circle around it and forget the bars if it's going to be that small. Also, I expected it to be a little lighter in weight, It feels somewhat heavier than my Vortex StrikeFire red dot I'm replacing, so I didn't realize any weight savings. Having said all that, I decided to keep it, as I feel the 3x of this compact sight will overcome the negatives.
Would recommend: Yes
3 of 3 found the following review helpful.
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Great value for the price

by Seg, Verified Owner from MI, United States Written on March 8, 2025
This scope has a really good fov for its size. The reticle is on the smaller side but the marks are still visible, and I like that it already sits a little higher when mounted to your rail. The eye relief isn’t bad. Only con I can think of is if you like your reticle on the bright side you get some light reflection around the rim of the glass. Overall if your looking for something within a smaller budget its a great choice. It has a better fov and is lighter than the burris ar332, but its not as heavy duty.
Would recommend: Yes
4 of 4 found the following review helpful.
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Awkward Useage

by SomeOtherBoringGuy, Verified Owner from AZ, United States Written on February 17, 2025
TL;DR: Good quality built, crisp glass, plenty of brightness settings, but eye relief is poor and reticle is absurdly small.

Long version:
The RT-3 is a prism sight that I had hoped would be great to use on a PCC (Pistol Caliber Carbine, for those that dont know) for that medium range between 20-30yrds just to have a clearer picture while plinking. While it certainly does do that just fine, the reticle is lacking in size. There was an assumption that the reticle would take up most of the area in the sight itself, but it takes up only a very small fraction. To give an idea, the reticle is small enough to fit in a rectangular target that's 3¾" x 5½" in size, 20 yards away just fine, with some room to spare. Even the '4' number at the bottom right can barely be seen as a number. It makes the windage markings feel useless at that point.

Sure, it has a 'focus' dial to zoom in on the reticle, but then the FoV shrinks, and that said reticle becomes blurry.

The glass is real nice, however. It has clarity with no distortion around the edges. The housing is built quite well also. It feels light enough to not have a noticable difference when added to the PCC I'm using.

Theres seven illumination options. The brightest for daytime, and the lowest for NVG's. Don't ask how that is, I don't have those, haven't tried.

The eye relief is another problem, its real specific. Anything more than 4" it doesn’t like to be looked through. Less than 2", it doesn't like either.

Overall, 6/10
Good...
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Pros:
  • good build
Cons:
  • poor eye relief
  • reticle too small
Would recommend: No
2 of 2 found the following review helpful.
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Great in every way!

by Jake, from CO, United States Written on April 2, 2024
Exceptional sight by any standards. Clarity is top shelf. Ocular and objectives are nice and generous in diameter. The photo below doesn't do justice. The recticle may seem smaller at first, but a few minutes of acclimation solves that. But again, the clarity is tops. Reticle brightness in sunlight was usable, but the low settings are very well choosen for lower light conditions. Overall, the low weight, smaller form factor, excellent sight picture and price will hopefully make this RT3 a legend.
Would recommend: Yes
4 of 4 found the following review helpful.
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Does the trick

by Jeremiah, from ME, United States Written on May 12, 2021
This item is light and effective. I tried a couple other 3x prisms and this one was the best so I settled on this one.
The weight is the best part about it - then the size and the way it dips back to meet your eye.
View is good, and easy to use both eyes.
Easy to sight in.
I loaded this onto a 308 semi auto with a 20 round capacity. Have not had any mag dumps, but it has held up through about 100 rounds so far.
At first I put it onto an ar15 with the A2 sight posts, but it did NOT work so great because of the posts in your field of view.
Pros:
  • Weight
Cons:
  • None
Best Used for:
  • Close and medium range
Would recommend: Yes
6 of 6 found the following review helpful.
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