Some people prefer the Variable Zoom because it also allows for long range sniping.
The red dot tube is a type of sight or scope with adjustable magnification.
acog
Python
most marines use a EOTECH holographic sight or a TRIJICON ACOG sight usually around 4x32 - 6x32 magnification
acog definitely
Red dot, grenade Launcher, FMJ, or an ACOG sight.
Best left to a gunsmith
The American College of Obstetricians and Gynecologists
The ACOG scopes are internally-adjustable and most innovative telescopic perfect for users who demand viewing precision throughout the day and well into dusk. Get the best selling ACOG Scopes from $893.35 to $946.90 rate with various design.
No. People think it does, but it doesn't. Just use steady aim. all acog does is zoom in quicker so its easier for quick scoping i recomend using sleight of hand steady aim and either bandolier or claymores for noscoping
Advanced Combat Optical Gunsight
The Trijicon ACOG is an optical scope to be used on precision rifles. It allows for much better sighting of targets, especially ones at greater distances.