ABO NOCE Basic Opticianry

Category - Ophthalmic Optics

A trifocal lens fitting height is measured to be placed at the patient’s eyelid.
  1. True
  2. False
Explanation
Answer: B - A trifocal’s fitting height is measured to be placed at the lower edge of the pupil for optimal performance for the patient.

If it is fit lower, the patient will have to slightly raise their head in order to see out of the mid-range area.
Was this helpful? Upvote!
Login to contribute your own answer or details

Top questions

Related questions

Most popular on PracticeQuiz