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How can you tell if your glasses are made correctly if the focus changes a little if you look left and right

A 35-year-old member asked:
Dr. Richard Bensinger
Ophthalmology 52 years experience
Look straight: The glasses are designed so that the optical centers align with your eyes. When you look to the sides, you induce a prismatic effect which drops the ... Read More

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A 32-year-old member asked:
Dr. Tal Raviv
Ophthalmology 26 years experience
Ametropia: You may be nearsighted, farsighted, and/or with astigmatism. These are common findings in the population, where the light bending (refracting) power ... Read More
Dr. Jay Bradley
LASIK Surgery 18 years experience
Glasses: Patients that need glasses have eyes that do not focus light into a si gle point on the retina. Glasses focus the light into a single point on tge re... Read More
A 36-year-old member asked:
Dr. Richard Bensinger
Ophthalmology 52 years experience
Yes but why: The body prefers to function with one eye being dominant and it appears that for you it is the right eye. Switching dominance takes up to a year of s... Read More
A 20-year-old female asked:
Dr. Jennifer Unger
Ophthalmology 18 years experience
Large Pupils: Some people have larger pupils in average to dim light, and as long as they are both the same, no problem! FYI some drugs cause dilated pupils - cocai... Read More
A 16-year-old female asked:
Dr. Jon Fishburn
Ophthalmology 30 years experience
Yes unusual: Glasses should not elicit head pain. To b certain that your prescription is correct, have your eye doc reevaluate your vision. Sometimes an adjustment... Read More
A 47-year-old member asked:
Dr. Tim Conrad
Ophthalmology 34 years experience
No: The shape is convex in reading glasses.
A 27-year-old female asked:
Dr. Vicken Poochikian
Internal Medicine 42 years experience
Any Diabetes?: You need to see a Doctor to have your eyes checked and probably a blood test too, different things can affect our focus, most common is elevated sugar... Read More
A 48-year-old member asked:
Dr. Ilan Cohen
Ophthalmology 25 years experience
Possibly: These symptoms can be caused by not wearing glasses when you should be. See your eye doctor to be sure.
A 42-year-old member asked:
Dr. Tim Conrad
Ophthalmology 34 years experience
Yes: They have nothing to do with your eyes. They occur in the brain which determines how "in focus" they are.
A 47-year-old member asked:
Dr. Richard Bensinger
Ophthalmology 52 years experience
Lengthy time: The dominant eye is the guiding eye for focus and tracking. The focus shifts to the non-dominant eye when the dominant is covered. To force the non-... Read More

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