The NEC NP19ZL 2.22–3.67:1 Projector Zoom Lens is an optional, medium-throw lens for select NEC installation projectors, such as the PX Series. It is engineered to provide installation flexibility in diverse environments, from large conference rooms to exhibition halls. The lens features both motorized zoom and focus adjustments, as well as a memory function for simplifying frequent setup changes.

This bayonet-style lens is user-installable without requiring special tools. It also offers lens shift capabilities, specifically +50%/-30% vertical and +20%/-10% horizontal movement, allowing for precise image alignment without physically repositioning the projector unit. The optical specifications feature a throw ratio of 2.22 to 3.67:1, a focal length range of 32.9 mm to 54.2 mm, and an aperture of f/1.86 to f/2.48.