| 摘要 |
A combination of laser pointer and ballpoint pen which includes a ballpoint pen mounting unit, which has a barrel and an ink cartridge inside the barrel, and a laser pointer mounting unit fastened to the barrel and turned relative it to move the ink cartridge in and out of the barrel, the laser pointer mounting unit having a battery set and a semiconductor laser module on the inside, and a press button on the outside controlled to electrically connect the battery set to the semiconductor laser module, causing the semiconductor laser module to emit a laser beam through a transparent end cap at one end of the laser pointer unit remote from the ballpoint mounting unit.
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