| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a golf ball that reduces a fluctuation in a carrying performance due to the arrangement of dimples. SOLUTION: The golf ball contains the dimples, of which the wall angle of inclination of tangents A is 13 deg. or higher, a variation due to the difference of a position on the surface of the ball is within 0.93 to 1.07, preferably within 0.95 to 1.05.</p> |
