PROJECTION SYSTEM, PROJECTION DEVICE, PERSONAL DIGITAL ASSISTANT, CONTROL METHOD FOR PROJECTION SYSTEM AND ITS PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide a highly operable projection system for quickly performing the enlargement projection of a target image.

SOLUTION: The projection system 1 is configured by connecting a table PC10 having a display picture 11 and a pen 12 for designating at least part of an initial image displayed on the display picture as an enlargement range to a projector 20 having a projection means 21 for projecting an image transmitted from the table PC. An enlargement range is designated by performing writing to an initial image displayed on the display picture, and the enlargement projection of an object image included in the enlargement range is performed based on the designation, and the initial image is displayed on the display picture in performing the enlargement projection.

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