| 摘要 |
A golf club utilizing a columnated beam of light for providing a guiding target, all incorporated into a golf club, having a switch that de-actuates when the club handle is dropped or rotated to a position in excess of a predetermined safe angle from vertical. Such a system to be utilized in a practical, repeatable fashion during ball address and stroke, while preventing errant light tracing during follow through. The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.
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