Patent ID: 7755857
Filing Date: 2010-07-13
Classification: G02B

Abstract:
1. A lens module, comprising: a barrel, and a first lens, a second lens, and a spacer disposed in the barrel; the spacer being interposed between and in tight contact with the first and second lenses, the spacer comprising: an annular spacing portion having a first surface and an opposite second surface; a flange defining a through opening therein; and a connecting portion connecting the flange to the spacing portion; wherein the connecting portion has a first inclined stopping surface and a second inclined stopping surface on opposite sides thereof, and the first and second inclined stopping surfaces respectively extending from the first and second surfaces of the spacing portion to the flange; the first lens comprising a first protrusion shaped to mate with the first inclined stopping surface, the second lens comprising a second protrusion shaped to mate with the second inclined stopping surface.