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The large Blue Colored Filter Adapter from Fenix features anti-reflection coated tinted glass to transform your white flashlight beam to blue. Filtered lights reduce your light signature and preserve night-adapted vision, while allowing you to navigate and perform tasks. The filter adapter simply slides over the head of your flashlight, so installation and removal is fast and easy. Its faceted collar stops the light from rolling when lying on its side.
Fits 1.6 to 1.7" diameter flashlight heads Compatible with Fenix lights such as E40, E50, LD41, TK22, RC15