| 摘要 |
PURPOSE: A digital putting training apparatus is provided to measure exact putting distance by an angular velocity sensor. CONSTITUTION: A digital putting training apparatus comprises: a wrist bending measuring unit(200) which measures a first angular velocity corresponding to amount of angle change of the wrist; a putting measuring unit(300) measuring a second angular velocity corresponding to amount of angle change of a putter head; a display unit which displays the bending state of the wrist and putting distance; and a controller displaying the bending state of the wrist and putting distance on the display unit.
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