INFITAC FML19 Thermal Pistol Optic
The World’s First Multi-Function Thermal Pistol/Rifle Sight.
The INFITAC Fast Mini Series includes two compact thermal pistol sights—the FML19 and FMP13—featuring 384×288 and 256×192 resolution sensors, both operating at 60 Hz. Equipped with F1.2 (19 mm) and F1.0 (13 mm) lenses respectively, both models use a 1.4-inch 360×300 display.
Built for rugged use, the Fast Mini Series is IP67 waterproof, rated for up to 1200g recoil, and powered by a CR2 battery providing up to 5 hours of runtime, all in an ultra-compact and lightweight design.
Standard RMR footprint for your pistol mounting needs.
Complete your setup — optionally purchase FAST‑MINI accessories, including additional pistol footprints (RMSc, DPP, MOS) and rifle mounts (Picatinny rail, 30 mm ring, 45° offset, Aimpoint Acro).
INNOVATION & CAPABILITIES
- Thermal Tech
- InstaWake Tech
- Touch Screen (can also operate using buttons)
- Standard RMR footprint
- 60 Hz Overlay Refresh Rate
- Multi Reticle System: 6 MOA dot,6 MOA dot &65 MOA circle, 6 MOA dot & 130 MOA circle
- Auto Brightness
INFITAC Fast Mini Thermal Pistol Sights Comparison
| Category | INFITAC Fast Mini FMP13 | INFITAC Fast Mini FML19 |
|---|---|---|
| Sensor Resolution | 256 × 192 @ 12μm | 384 × 288 @ 12μm |
| Objective Lens | 13mm F1.0 | 19mm F1.2 |
| NETD (Thermal Sensitivity) | ≤25mK | ≤20mK |
| Battery Type | 1 × CR2 Battery | 1 × Rechargeable CR2 Battery |
| Field of View (H × V) | 13.5° × 10.1° | 13.8° × 10.3° |
| Detection Range | 740 yd (680 m) | 1,100 yd (1,000 m) |
| Recognition Range | 110 yd (100 m) | 165 yd (150 m) |
| Optical Magnification | 0.5x | 0.5x |
| Digital Zoom | 1x, 2x | 1x, 2x |
| Focus Range | 2 yd to ∞ | 2 yd to ∞ |
| Display Type | 1.4″ Display (360 × 300) | 1.4″ Display (360 × 300) |
| Viewing Window | 26 × 20 mm | 26 × 20 mm |
| Color Palettes | White Hot, Black Hot, Red Hot, Rainbow | White Hot, Black Hot, Red Hot, Rainbow |
| Refresh Rate | 60 Hz | 60 Hz |
| Water Resistance | IP67 (Submersible to 33 ft / 10 m) | IP67 (Submersible to 33 ft / 10 m) |
| Maximum Recoil Rating | 1200 g/s² | 1200 g/s² |
| Operating Temperature | -4°F to 122°F (-20°C to 50°C) | -4°F to 122°F (-20°C to 50°C) |
| Weight | ≤4 oz (113 g) | ≤4 oz (113 g) |
| Dimensions | ≤2.0 × 1.5 × 1.7 in (50 × 38 × 44 mm) | ≤2.0 × 1.5 × 1.7 in (50 × 38 × 44 mm) |
| Footprint | RMR Compatible | RMR Compatible |
| Adjustment Controls | Two-Button Control with Lockable Adjustment | Two-Button Control with Lockable Adjustment |
| Charging / Data Port | N/A | USB Type-C |
| Finish | Black | Black |
TECH FEATURES

Dual-Platform Optic

Touch Screen

InstaWake Tech

Multiple Reticle System

Auto Brightness

Thermal Tech
The INFITAC FML19 Thermal Pistol Optic is a premium thermal handgun sight engineered to provide exceptional target detection, superior image quality, and dependable performance in the most demanding conditions. Designed for law enforcement, tactical professionals, hunters, and firearm enthusiasts, the INFITAC FML19 Thermal Pistol Optic delivers advanced thermal imaging technology in a compact package that mounts directly to RMR-compatible pistol platforms.
Featuring a high-resolution 384 × 288, 12μm thermal sensor with an outstanding ≤20mK NETD, the FML19 produces sharp, high-contrast thermal images capable of detecting subtle heat signatures. Combined with a 19mm F1.2 objective lens, the optic offers an impressive 1,100-yard (1,000-meter) detection range and a 165-yard (150-meter) recognition range, making it ideal for nighttime hunting, tactical operations, home defense, and low-light environments where traditional optics cannot perform.
The optic utilizes a bright 1.4-inch 360 × 300 display with a generous 26 × 20 mm viewing window, providing a clear sight picture and rapid target acquisition. Users can choose from multiple thermal color palettes, including White Hot, Black Hot, Red Hot, and Rainbow, allowing the display to be optimized for varying environmental conditions. A fast 60Hz refresh rate ensures smooth image rendering and excellent tracking of moving targets.
Built for hard use, the INFITAC FML19 Thermal Pistol Optic features an IP67 waterproof rating, withstands recoil forces up to 1200 g/s², and operates in temperatures ranging from -4°F to 122°F (-20°C to 50°C). Its lightweight design weighs 4 ounces or less, preserving the balance and handling of your handgun while delivering powerful thermal capability.
Powered by a rechargeable CR2 battery and equipped with a convenient USB Type-C charging port, the INFITAC FML19 Thermal Pistol Optic offers dependable runtime and simple charging in the field. Whether you’re enhancing a duty pistol, hunting after dark, or adding thermal capability to your defensive setup, the FML19 provides outstanding image clarity, rugged durability, and professional-grade thermal performance.

