Transitioning from "iron sights" to LPVOs (Low Power Variable Optics).
Man-portable, usually belt-fed, operated by one soldier (e.g., M249 SAW). Small Arms & Machine Guns
Look at the of how different actions work? Transitioning from "iron sights" to LPVOs (Low Power
Compact weapons firing rifle-style cartridges for non-combat personnel (e.g., FN P90). 2. Rifles & Carbines operated by one soldier (e.g.
Select-fire weapons using intermediate cartridges (e.g., M4 Carbine, AK-74).