Patent ID: 9369618
Filing Date: 2016-06-14
CPC Classification: G03B,H04N,H05K,Y10T

Claim Text:
1. A camera module having a foreign object blocking structure, the camera module comprising: a base arranged on an upper surface of a Printed Circuit Board (PCB) mounted with an image sensor, and arranged with an Infrared Cut Filter (IRCF) at a position corresponding to that of the image sensor; a bobbin arranged over the base, and having a bobbin screw thread at an inner surface of the bobbin; a lens barrel formed with a lens barrel screw thread at an outer surface for being screw-connected to the bobbin screw thread of the bobbin and mounted with at least one lens; and a foreign object blocking unit formed downstream of the lens barrel screw thread and upstream of a floor surface of the lens barrel, wherein the foreign object blocking unit protrudes toward the bobbin screw thread of the bobbin, and wherein the foreign object blocking unit includes a foreign object prevention auxiliary screw thread formed between the floor surface of the lens barrel and the screw thread of the lens barrel, the foreign object prevention auxiliary screw thread having a size smaller than a size of the screw thread of the lens barrel.