Comparison
with Shape Measurements
In cylindrical coordinates, our dimensional result is:
LaCombe et al. [1995] fit SCN tip shapes using:
For P » 0.004, they find Q(f) » –0.004 cos 4f:
Comparison of shapes gives e » –0.008, and evaluating S(2) for P
= 0.004 and e = -0.008 then gives