EOTech Vudu Rifle Scope 3.5-18x50mm 34mm Tube Second Focal Plane HC1 MOA Reticle Black VDU3-18SFHC1. 5-18X50 Second Focal Plane scope is the ideal scope for medium- and long-range shooting. It features EOTECHs XC High-Density glass rugged 34 mm tube...