This Optic is an Absolute Game Changer! (Infitac FML-19)

Published on May 12, 2026
Duration: 14:19

This video reviews the Infatac FML19 pistol optic, a thermal imaging device that detects heat signatures rather than using a traditional lens. The reviewer highlights its unique capabilities, such as identifying targets by their heat and its effectiveness in various lighting conditions. Technical specifications and practical shooting impressions are provided, emphasizing its potential as a game-changer for certain applications.

Quick Summary

The Infatac FML19 is a unique thermal pistol optic that detects heat signatures, unlike traditional red dots. It features a 384x288 sensor, 19mm lens, 60 Hz refresh rate, and a detection range of up to 1,000 meters. Its thermal imaging capabilities allow for target identification in various lighting conditions, and it boasts features like shakeaway, auto brightness, and multiple color palettes.

Chapters

  1. 00:01Introduction to the Infatac FML19 Optic
  2. 00:26What Makes the FML19 Unique: Thermal Detection
  3. 01:03Infatac FML19 Technical Specifications
  4. 01:38Detection Range and Features
  5. 02:04Waterproofing, Recoil Resistance, and Menu Navigation
  6. 02:30Shooting Impressions on a Glock 19
  7. 03:04First Shots with the FML19
  8. 03:39Optic Stability and Learning Curve
  9. 04:20Seeing Bullet Misses with Thermal
  10. 05:01Visualizing Misses on the Backstop
  11. 06:00Focusing on the Optic vs. Target
  12. 06:14Heat Radiating from the Slide
  13. 06:37First Impressions Summary
  14. 07:12Testing a Found 9mm Round
  15. 07:40Optic Mounted on AR-15 with Offset Mount
  16. 08:04Demonstrating Different Color Modes
  17. 09:02Footage from Various Conditions
  18. 10:20Game Changer for Dedicated Setups
  19. 10:40FML19 on AR-15 with 45-Degree Offset
  20. 11:16Zeroing and Shooting the AR-15 Setup
  21. 12:06FML19 Finding its Forever Home
  22. 12:16Testing with a Flare for Heat Signature
  23. 13:30Conclusion and Final Thoughts
  24. 13:53Thanks to Infatac and Disclaimer

Frequently Asked Questions

What makes the Infatac FML19 pistol optic different from standard red dots?

The Infatac FML19 is a thermal optic, meaning it detects heat signatures and temperature variations rather than using a traditional lens. This allows it to identify targets by their heat, making them stand out even in low light or obscured conditions.

What are the key technical specifications of the Infatac FML19?

The FML19 features a 384x288 sensor, a 19mm lens, and a 60 Hz refresh rate. It offers 0.5x to 2x zoom, a detection range of up to 1,000 meters for heat signatures, and uses rechargeable CR2 batteries with over 5 hours of life.

Can the Infatac FML19 be used in various lighting conditions?

Yes, the FML19 is designed for thermal detection, making it highly effective in low light, darkness, and even through smoke or fog where traditional optics struggle. It offers multiple color palettes like white hot and black hot to optimize visibility.

What is the recoil resistance and durability of the Infatac FML19?

The Infatac FML19 is constructed from aluminum, is IP67 waterproof rated (up to 33 feet), and is rated for an impressive 12,200 Gs of recoil resistance, indicating its suitability for firearms with significant recoil.

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