Finding the right prism optic for your PSA AR-15 can make a big difference, especially if you have astigmatism.
Here’s a look at some of the top picks for different budgets and uses.
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Vortex Spitfire HD Gen 2

- Features: It's compact, durable, and great for fast target acquisition. The sight works even if the battery dies.
- Best For: General use, durability, quick targeting.
- Price: $300 - $400
- Nuance: Its rugged construction and a lifetime warranty. A long-term choice with strong trust from users.
Primary Arms SLx MicroPrism 1X
- Features: Lightweight and features the ACSS Raptor reticle for rapid target acquisition.
- Best For: Versatile shooting from close to mid-range.
- Price: $200 - $335
- Nuance: Works well for those with astigmatism with adjustable diopter ring, almost like 20/20 vision
Trijicon ACOG 4x32 BAC
- Features: Provides precise illumination with no need for batteries thanks to tritium and fiber optics.
- Best For: Super rugged as a truck gun
- Price: $1,200 - $1,500
- Nuance: High cost but offers unmatched clarity on the PSA AR15
Steiner T432
- Features: 4x magnification with great clarity and a Picatinny rail for add-ons.
- Best For: Mid to long-range shooting.
- Price: $500
- Nuance: Professional-grade for better accuracy in shooting.
Swampfox Trihawk
- Features: Affordable, wide field of view, motion-activated illumination.
- Best For: Budget-minded shooters seeking reliable optics.
- Price: $245 - $300
- Nuance: Offers solid quality without breaking the bank.
Monstrum Blackbird V2
- Features: Cost-effective with acceptable optical clarity.
- Best For: Casual users needing basic reliability.
- Price: $50 - $125
- Nuance: Ideal as a backup or starter optic.
Thins About Prism Sights That Often Get Ignored
- Astigmatism Compatibility: Prism sights can be better for astigmatic users because red dots can blur or distort.
- Weight and Balance: Important to consider how a heavier optic may affect your rifle's balance.
- Price vs. Performance: A more expensive sight might not always mean better performance. It depends on the specific features you need.
- Battery Dependency: Some prism sights like the ACOG do not require batteries, which can be a benefit.