Patent ID: 9618732
Date: 2017-04-11
CPC Classifications: G02B

Claim:
1. A lens structure having a wide-angle end, a telephoto end and an axis, comprising: a first barrel comprising a first pin and a second pin; a second barrel comprising a first surface perpendicular to the axis, a second surface opposite to the first surface and a continuous groove extending between the first surface and the second surface and having two openings respectively exposed on the first surface and the second surface; wherein at the wide-angle end, the first pin is inside of the continuous groove and the second pin is outside the second surface of the second barrel; and wherein at the telephoto end, the first pin is outside the first surface of the second barrel and the second pin is inside of the continuous groove, wherein the second barrel further comprises a space, during a collapsed status, the first in inside the continuous groove and the second in inside the space.