The FN PS90 is a unique and powerful firearm that benefits significantly from the addition of a high-quality laser sight. A good laser sight can enhance accuracy, speed, and overall shooting performance. In this article, I will review the best laser sights available for the FN PS90, focusing on their specifications, features, pros and cons, user experiences, and why they are suitable for this particular gun. Additionally, I will include sections on laser light combos, how to choose the best laser for the FN PS90, and frequently asked questions (FAQs).

Top 6 Best Laser Sights for FN PS90 on the Market

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SureFire X400U-A⁠

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Streamlight TLR-8A Flex⁠

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Crimson Trace CMR-204⁠

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Viridian X5L Gen 3⁠

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OLIGHT Baldr Pro⁠

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HOLOSUN LS321G⁠

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Note: The following advice comes from my personal perspective. What works for me might not work for you, but hopefully it sparks some ideas!

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SureFire X400U-A - Laser Light Combo

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Specifications:

Laser Type: Red (635 nm)

Output: 5 mW

Light Output: 1,000 lumens

Runtime: 1.25 hours (light only)

Mounting: Universal rail

Weight: 4.9 oz

Battery: Two 123A lithium batteries

Best Features:

High Lumens: The 1,000 lumens white light is exceptionally bright, providing clear visibility in various conditions.

Durability: Built from high-strength aerospace aluminum with a Mil-Spec hard anodized finish, it is extremely rugged.

Versatility: Compatible with a wide range of firearms, including the FN PS90.

Pros:

Excellent build quality

Very bright light output

Reliable and consistent laser

Easy to mount and adjust

Cons:

Higher price point

Slightly heavier compared to other options

Experience and Suitability:

The SureFire X400U-A is a top-tier laser sight that complements the FN PS90 exceptionally well. Its high lumen output and robust build make it ideal for both tactical and home defense situations. The laser is highly visible, even in daylight, enhancing accuracy significantly. Online users often praise its reliability and durability, making it a trusted choice among professionals and enthusiasts alike.

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Streamlight TLR-8A Flex - Laser Light Combo

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Specifications:

Laser Type: Red (640-660 nm)

Output: 5 mW

Light Output: 500 lumens

Runtime: 1.5 hours

Mounting: Rail grip clamp system

Weight: 2.64 oz

Battery: One CR123A lithium battery

Best Features:

Flex Technology: Offers customizable activation options with rear switch options.

Compact Size: Lightweight and easy to handle, perfect for the FN PS90.

Integrated Laser/Light Combo: Combines a powerful laser with a bright LED light.

Pros:

Lightweight and compact

Customizable activation options

Durable and reliable

Easy to install

Cons:

Lower lumen output compared to some competitors

Battery life could be better

Experience and Suitability:

The Streamlight TLR-8A Flex is a compact and versatile option for the FN PS90. Its lightweight design ensures it does not add significant bulk to the firearm. Users appreciate the customizable activation options, which make it convenient to use in various scenarios. The laser is accurate and the light, while not the brightest, is sufficient for most applications.

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Crimson Trace CMR-204 - Laser Light Combo

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Specifications:

Laser Type: Green (520 nm)

Output: 5 mW

Light Output: 100 lumens

Runtime: 2 hours (laser only), 1 hour (light only)

Mounting: M1913 Picatinny or Weaver rail

Weight: 2.72 oz

Battery: One CR2 lithium battery

Best Features:

Green Laser: Highly visible, even in bright conditions.

Compact and Lightweight: Does not add much weight to the firearm.

Ambidextrous Controls: Easy to operate for both left and right-handed users.

Pros:

Highly visible green laser

Compact design

Easy to operate

Versatile mounting options

Cons:

Lower light output

Battery life is limited

Experience and Suitability:

The Crimson Trace CMR-204 is an excellent choice for those looking for a green laser. Its visibility and compact size make it ideal for the FN PS90. Users have noted its ease of use and the advantage of the green laser in daylight conditions. Though the light output is on the lower side, the laser performance more than compensates for it.

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Viridian X5L Gen 3 - Laser Light Combo

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Specifications:

Laser Type: Green

Output: 5 mW

Light Output: 500 lumens

Runtime: 6 hours (laser only), 1 hour (light only)

Mounting: Universal rail

Weight: 3.3 oz

Battery: Rechargeable lithium battery

Best Features:

Instant-On Technology: Activates the laser/light upon drawing the firearm.

Rechargeable Battery: Eco-friendly and cost-effective in the long run.

High Visibility: Green laser is visible in various lighting conditions.

Pros:

Innovative Instant-On feature

Rechargeable battery

High visibility laser

Durable construction

Cons:

Slightly more complex setup

Light output not as high as some competitors

Experience and Suitability:

The Viridian X5L Gen 3 stands out with its Instant-On technology, which is a significant advantage in tactical situations. The rechargeable battery is a welcome feature for those who use their firearm frequently. Users often highlight the laser's visibility and the convenience of the Instant-On feature. It’s a reliable option for the FN PS90, offering a good balance of performance and convenience.

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OLIGHT Baldr Pro - Laser Light Combo

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Specifications:

Laser Type: Green

Output: 5 mW

Light Output: 1,350 lumens

Runtime: 1 hour

Mounting: Picatinny or Glock rail

Weight: 4.55 oz

Battery: Two CR123A lithium batteries

Best Features:

Extremely Bright Light: One of the brightest lights available, perfect for low-light situations.

Robust Build: Durable construction that can withstand tough conditions.

Dual Output Modes: Offers both laser and light modes.

Pros:

Very bright light output

Durable and robust

Versatile mounting options

Easy to use

Cons:

Heavier compared to other options

Shorter battery life due to high light output

Experience and Suitability:

The OLIGHT Baldr Pro is a powerful laser/light combo that excels in low-light conditions. Its high lumen output is particularly useful for tactical applications with the FN PS90. Users frequently commend its brightness and durability. While it is slightly heavier, its performance justifies the added weight, making it a favorite for those who prioritize illumination.

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HOLOSUN LS321G

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Specifications:

Laser Type: Green

Output: 5 mW

Light Output: N/A (Laser only)

Runtime: Up to 10,000 hours

Mounting: Picatinny rail

Weight: 7.76 oz

Battery: One CR123A lithium battery

Best Features:

High Durability: Built to withstand rigorous use.

Extended Battery Life: Extremely long runtime, ideal for extended operations.

Multiple Reticle Options: Offers different reticle options for various applications.

Pros:

Very long battery life

Durable construction

Multiple reticle options

Highly visible green laser

Cons:

No light output

Heavier than other options

Experience and Suitability:

The HOLOSUN LS321G is a top choice for those who need a reliable laser sight without the need for additional lighting. Its durability and extended battery life make it perfect for long-term use with the FN PS90. Users appreciate its multiple reticle options and the consistent performance of the green laser. Despite its heavier weight, its robust features make it an excellent choice for demanding situations.

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Laser Light Combo for the FN PS90

When considering a laser light combo for the FN PS90, it is important to balance between the laser's visibility and the light's brightness. Models like the SureFire X400U-A and the OLIGHT Baldr Pro offer powerful illumination combined with reliable laser performance, making them ideal for tactical scenarios. The Streamlight TLR-8A Flex and Viridian X5L Gen 3 also offer great combinations, with the added benefit of being more compact and lightweight.

How to Choose the Best Laser Sight for the FN PS90

Choosing the best laser sight for the FN PS90 involves considering several factors:

Laser Type (Red vs. Green): Green lasers are more visible, especially in daylight, but tend to be more expensive. Red lasers are more affordable and sufficient for low-light conditions.

Light Output: Consider how much illumination you need. Higher lumen output is better for low-light environments but may come at the cost of shorter battery life.

Battery Life: Depending on your usage, battery life can be a crucial factor. Look for options with rechargeable batteries or longer runtime.

Mounting Compatibility: Ensure the laser sight can be easily mounted on the FN PS90's rail system.

Durability: A robust build is essential for ensuring the laser sight can withstand recoil and harsh conditions.

Ease of Use: Look for features like ambidextrous controls and easy-to-adjust windage and elevation settings.

FAQs

1. What type of laser is best for the FN PS90, red or green?

Green lasers are generally more visible and are preferred for daylight use, while red lasers are more affordable and perform well in low-light conditions.

2. Can I use a laser sight and a scope together on the FN PS90?

Yes, you can use both simultaneously, provided your FN PS90 has enough rail space to accommodate both accessories.

3. How do I maintain my laser sight?

Regularly check the batteries, clean the lens, and ensure the sight is securely mounted. Follow the manufacturer's instructions for specific maintenance tips.

4. Are laser sights legal for all types of shooting activities?

Laser sight legality varies by location and shooting activity. Always check local laws and regulations regarding their use.

5. How do I zero my laser sight?

To zero your laser sight, mount it on your FN PS90, then adjust the windage and elevation settings to align the laser dot with your point of aim at a specific distance, usually 25-50 yards.

Conclusion

Selecting the best laser sight for the FN PS90 depends on your specific needs and preferences. Whether you prioritize a high-lumen output, a highly visible green laser, or a durable construction, the products reviewed in this article offer excellent options. The SureFire X400U-A, Streamlight TLR-8A Flex, Crimson Trace CMR-204, Viridian X5L Gen 3, OLIGHT Baldr Pro, and HOLOSUN LS321G all provide unique benefits that can enhance your shooting experience with the FN PS90. By considering the factors outlined in this article, you can make an informed decision and choose the laser sight that best fits your requirements.

Top 6 Best Laser Sights for FN PS90 on the Market

SureFire X400U-A - Laser Light Combo

Streamlight TLR-8A Flex - Laser Light Combo

Crimson Trace CMR-204 - Laser Light Combo

Viridian X5L Gen 3 - Laser Light Combo

OLIGHT Baldr Pro - Laser Light Combo

HOLOSUN LS321G

Laser Light Combo for the FN PS90

How to Choose the Best Laser Sight for the FN PS90

FAQs

Conclusion

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