Vision issues with Progressive Lenses or Glasses
Vision issues with Progressive Lenses or Glasses Population approximately age 40 years having confusion that which type of glasses they sh...
Worth's Four Dot Test - WFDT
Worth’s four dot test (WFDT) WFDT provides information on all aspects of binocular vision including state of retinal correspondence. Princi...
Antimicrobial agents Usage in Contact Lens Solution
6 basic classes of antimicrobial agents are: • Quaternary ammonium agents and biguanides • Oxidative agent • Chlorine based and chlorine gen...
Introduction to Orientation and Mobility
Introduction to Orientation and Mobility: People who have difficulty seeing are afraid to go outdoors by themselves. They sit at home becau...