Patent ID: 7304811
Filing Date: 2007-12-04
Classification: G02B

Abstract:
1. An optical module, comprising: a lens barrel having a partially-closed end and an open end, the open end being at an end of the lens barrel opposite to the partially-closed end, the lens barrel defining a groove in an inner periphery adjacent to the open end, the lens barrel defining a hollow cylinder with a cavity therein, the cavity defining a small diameter cavity adjacent to the partially-closed end and a large diameter cavity adjacent to the open end; a lens module engagingly received in the lens barrel, the lens module including a plurality of lenses; a spacer engagingly received in the small diameter cavity of the lens barrel, with the spacer abutting the lens module; and a clip received in the groove of the lens barrel in a manner so as to prevent the lenses of the lens module from falling out of the lens barrel.