| 摘要 |
<p>Apparatus (13) for improving the swing of a golfer comprises a housing (21) releasably attachable to a golf club (10) and containing a light source (26) which in use directs a light beam towards the eyes of the golfer. The light source produces a streak in the retained peripheral vision of the golfer when moving the club through the backswing and downswing while keeping his eyes on the ball (14). The apparatus is used with indicia (16, 17) placed on the ground to indicate the desired travel pathway of the club head (12).</p> |
