LAMP ENVELOPE AND LAMP USING THE SAME

摘要

PURPOSE: A lamp cover and a lamp using the lamp cover are provided to improve light emission rate of the lamp by decreasing total internal reflection rate of a light by diffusing the light incident on a light incident plane by a plurality of micro structures. CONSTITUTION: A lamp cover(50) has a light incident plane(542) and a light emission plane(543). The light incident plane and the light emission plane face with each other. A plurality of micro structures(70) is formed on the light incident plane.