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  You are here: Soldier Systems >Firefly 4x Day Sight

Britannia’s Firefly®-4X is a fixed 4x magnification, compact and lightweight (350gr), telescopic day sight.  Utilising a quick release Picatinny adaptor, this MIL-STD sight provides five different brightness settings for efficient target acquisition in any tactical situation.


Energy efficient, the sight operates on a single battery and features auto shut-off after one hour.  The Firefly®-4X is an extremely robust and east-to-use tool, ideal for modern combat and law enforcement operations.






Day Sight with 4x Magnification
Download PDF Data Sheet
Operates on a single battery
Auto shut-off after one hour
Very easy to boresight
Compact and lightweight – 350gr
Custom made reticle
5 brightness levels for different tactical scenarios
Quick release Picatinny adaptor
For use on Standard and no standard Picatinny rails
Provision for top-mounted reflex sight


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