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Optical aberrations in professional baseball players.

David G Kirschen1, Daniel M Laby, Matthew P Kirschen

  • 1Southern California College of Optometry, Fullerton, Jules Stein Eye Institute, David Geffen School of Medicine, UCLA, Los Angeles, California, USA. davidkirschen@mac.com

Journal of Cataract and Refractive Surgery
|March 6, 2010
PubMed
Summary
This summary is machine-generated.

Professional baseball players exhibit minimal higher-order aberrations (HOAs) in their eyes. Despite statistically significant differences in some HOAs compared to non-athletes, these variations are clinically insignificant, suggesting lower-order aberrations limit their vision.

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Area of Science:

  • Ophthalmology
  • Optometry
  • Visual Science

Background:

  • Professional athletes often possess superior visual acuity.
  • Higher-order aberrations (HOAs) can impact visual quality beyond standard refractive errors.
  • Understanding HOAs in elite athletes may reveal insights into visual system optimization.

Purpose of the Study:

  • To quantify the presence, type, and magnitude of optical HOAs in professional athletes.
  • To compare HOA profiles between professional athletes and a matched non-athlete control group.
  • To investigate the relationship between HOAs and superior visual acuity in athletes.

Main Methods:

  • Ophthalmic examination of 162 professional baseball players (316 eyes).
  • Measurement of optical aberrations using Z-Wave and LADARWave aberrometers with naturally dilated 4.0 mm pupils.
  • Comparison of HOA data between athletes and an age-matched control population.

Main Results:

  • All evaluated athletes had HOAs less than 0.026 µm.
  • Spherical aberration C(4,0) was the most prominent HOA.
  • Statistically significant, yet clinically insignificant, differences in trefoil and secondary astigmatism were noted between aberrometers and between athletes and controls.

Conclusions:

  • Professional baseball players demonstrate minimal higher-order optical aberrations.
  • No clinically significant differences in HOAs were found between two aberrometry devices.
  • While some trefoil differences existed between athletes and controls, they were clinically insignificant, suggesting HOAs do not enhance athletic visual function.