SCROLLING UNIT AND PROJECTION SYSTEM ADOPTING THE SAME

摘要

PURPOSE: A scrolling unit and a projection system adopting the same are provided to perform color scrolling on a single path by arranging at least one cylindrical lens cell as a screw shape in an external circumference of a post shape. CONSTITUTION: At least one lens cell(22) which divides an incident light into a plurality of beams is arranged as a screw shape in an external circumference(21) of a post shape. A current motion is converted into the straight-line motion of a lens array which exists in a region in which the incident light is passed according as a scroll unit(20) is rotated centering around a certain rotation axis.