What is the platform for the scope? (Examples: Rifle (Bolt or Semi-Auto), Pistol (Semi-Auto or Revolver) Semi Auto AR15 What cartridge are you shooting? (Examples: 22LR, 223, 308, 338 Lapua, etc.) 223 / 556 What is your intended use for the scope? (Examples: PRS, Benchrest, Hunting, Target...