Patent ID: 8786170
Filing Date: 2014-07-22
Classification: G02B,G03B

Abstract:
1. An optical system, comprising: a light source module; a first lens array being located at one side of the light source module and comprising a plurality of first lenses, wherein the first lenses are arranged according to a first pattern which is non-radially symmetrical and has a first major axis, wherein the first major axis represents a direction in which the first pattern has a longer dimension; and a second lens array being located at one side of the first lens array to be opposite to the light source module and comprising a plurality of second lenses, wherein the second lenses are arranged according to a second pattern and optically coupled to the first lenses, the second pattern being non-radially symmetrical and having a second major axis which deflects from the first major axis by a first angle, wherein the second major axis represents a direction in which the second pattern has a longer dimension;