Patent ID: 7114861

Claim:
A laser module with adjustable laser beam, comprising: a hollow base having a front portion and a rear portion, and including an indented portion formed at said rear portion of said hollow base and having a non-annular configuration, said hollow base further having an internal surface and an external surface, an external threaded portion and an internal threaded portion being formed at said external and internal surfaces of said hollow base, respectively, at said front portion thereof; a front sleeve, said front sleeve including a threaded portion formed at an external surface thereof, said front sleeve being attached to said hollow base by rotative engagement between said internal threaded portion of said hollow base and said threaded portion of said first sleeve, respectively; a lens attached to said first sleeve and disposed inside the hollow base in proximity to said front portion thereof; a laser diode disposed inside the hollow base in proximity to said rear portion thereof; a printed circuit board electrically connected to the laser diode; a spring disposed within said hollow base between said lens and said laser diode; a lens holder having a threaded portion formed at an internal surface thereof, said lens holder being attached to said hollow base by rotative engagement between said external threaded portion of said hollow base and said threaded portion of said lens holder; and a prism disposed at said lens holder.