Patent ID: 6582088
Filing Date: 2003-06-24
Classification: G02B

Abstract:
An optical path folding apparatus, which is suitable for guiding an incident light to a lens set, comprising:a first portion receiving the incident light and reflecting a first light beam; a second portion receiving the first light beam and reflecting a second light beam; a third portion receiving the second light beam and reflecting a third light beam; a fourth portion receiving the third light beam and reflecting a fourth light beam; a fifth portion receiving the fourth light beam and reflecting a fifth light beam; and a sixth portion receiving the fifth light beam and reflecting a sixth light beam to the lens set; wherein the first portion and the fifth portion are coplanar, and the second portion, the fourth portion and the sixth portion are coplanar, wherein the first portion and the fifth portion are located on a first mirror; the second portion, the fourth portion and the sixth portion are located on a second mirror; and the third portion is located on a third mirror.