Patent ID: 7374091

Claim:
A scanning module for generating an electronic signal of an image of a scanned object in a scanning direction, said scanning module comprising: a main body having therein a lens; and a sensor module for generating said electronic signal, and comprising: a circuit board having a surface perpendicular to said scanning direction, said surface having four openings discretely arranged in a rectangular shape; a sensing element disposed on said surface of said circuit board for generating said electronic signal; an image sensor adjustable mechanism disposed between said circuit board and said main body for adjusting a position of said sensing element relative to said lens, and comprising a first adjustable member and a second adjustable member, wherein said second adjustable member comprises four fastening holes corresponding to said four openings of said circuit board; and four adjustable rods penetrating through corresponding openings and corresponding fastening holes, wherein said position of said sensing element relative to said lens is adjusted according to position adjustments of said four adjustable rods.