Klarus FT11 FilterThe Klarus FT11 Filter tactical size filter that alters the color of your favorite flashlight to suit a variety of purposes. Each filter is constructed from high quality silicone and glass, and fits most flashlights with a bezel diameter measuring approximately 35mm. Each color filter has a unique purpose, and enhance night vision in several ways.Red filters are often used for emergency situations as a warning light, or as a traffic signal in a pinch. They are also commonly used as a hunting light since red light is less likely to scare game away. Red light is also efficient at piercing through fog and smoke.Green filters are primarily used for late night activities such as hunting or hiking. Green light enhances night vision and is excellent for reading maps in the dark, and is popular for use in covert military operations.Blue filters excel at blood tracking and are incredibly useful for hunters. Blue colored light also penetrates water better than other types of light, making it a preferred form of light for night fishing. White filters functions as diffusers which turns a powerful beam in to smooth area lighting. A diffused beam offers softer light that is great for camping, reading or lighting a small indoor area.Features: Tempered glass lens Elastic silicone frame Metal lanyard ring Fits any light with a 1.37"(35mm) bezel diameter Available in blue (white , green, and red no longer available) **Some Options Are No Longer Available
