Makes the flashlightbeam more gentle, hotspot is diffused so the light gives a flood beam.  It is suitable for 
close distance lighting and the uniform beam distribution is very suitable for area lighting.

● Red Filter

Used for emergencies, caution, traffic signal and hunting to not spook game.  Great for penetrating fog or 
smoke.  Does not disrupt night vision

● Green Filter

Used for hunting and hiking.  Green is also very popular for night time map reading and covert operations 
because it does not disrupt night vision

● Blue Filter

Used for night fishing, tracking wounded game, and close reading.