what is what are the main advantages of light pen?

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A computer light pen allows you to work on a computer the way you do with a mouse, but offers several advantages. The light pen setup includes the pen attached to a cord with ... - read more

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What is WHAT ARE THE MAIN ADVANTAGES OF LIGHT PEN? Mr What will tell you the definition or meaning of What is WHAT ARE THE MAIN ADVANTAGES OF LIGHT PEN - read more

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