“The difference in vision is like …”
“… disposable cameras as opposed to a high-quality lens.” — Maxine Kobley, Metrovision, Carle Place, NY
“… color TV, high-definition TV or Blu-ray high def.” — Texas L. Smith, OD, Dr. Texas L. Smith & Assoc., Citrus Heights, CA
“High definition TV. Or would you prefer the old ‘rabbit-ear,’ black-and-white version?” — Scott Keating, OD, Vision Trends, Dover, OH
Why use them? To help explain the differences in clarity and sharpness between different types of lenses.