Patent ID: 7794117
Filing Date: 2010-09-14
Classification: F21V,F21W,F21Y

Abstract:
1. An illumination lamp comprising: at least one lighting member for generating light; and a light pervious lamp cover arranged spatially corresponding to the lighting member, the lamp cover having a plurality of lenses arranged in columns and rows, each lens comprising an incidence surface facing the at least one lighting member for receiving the light emitted therefrom, and an emitting surface opposite to the incidence surface, one of the incidence surface and the emitting surface being a convex surface, each lens comprising a first end and an opposite second end in the column direction, a third end and an opposite fourth end in the row direction, a distance between the incidence surface and the emitting surface at the first end is larger than that between the incidence surface and the emitting surface at the second end, wherein the other one of the incidence surface and the emitting surface is a concave surface and the concave surfaces of the lenses in the same row cooperatively form an elongated recess in the row direction.