Night Fision’s night sight set provides an orange front tritium insert and a U-notch rear designed for use with FN 509 pistols. The patented injection-molded sleeve secures tritium vials using ballistic materials and the domed lens is engineered to create a crisp, defined low-light glow. Components are CNC machined from steel and finished with a black nitride coating to improve wear and corrosion resistance. Installation is recommended to be performed by a qualified gunsmith.
Key Specifications
- Compatible with FN 509 pistols.
- Front sight color is orange for fast alignment.
- Rear sight configuration is a U-notch rear.
- Tritium source: Swiss Tritium.
- Retention system: patented injection-molded sleeve.
- Lens type: domed lens to collimate tritium rays for a sharper sight picture.
- Construction: CNC machined steel.
- Finish: Black Nitride coating for improved wear and corrosion resistance.
- Installation: Gunsmith recommended.
- Weight listed as 0.07 (manufacturer data).
Engineered for reliable low-light target acquisition on FN 509 pistols, these Night Fision sights combine larger tritium vials, a domed lens and durable steel construction to deliver a consistent, defined sight picture. They are a practical upgrade for shooters who prioritize reliable performance and clear alignment in reduced lighting conditions.
