Refraction is the bending of a wave of light as it passes from air through the more dense optical system of the eye. The degree of bending is dependent on the index of refraction thr...
Difficulty seeing objects at a distance
Difficulty focusing on near objects or reading
Headaches (from squinting)
Sitting close to TV/computer screen
Spectacle lenses (glasses)
Soft/hard contact lenses
Exams recommended when starting school, entering college, with any change in vision quality, and at the age of onset of presbyopia (the need for...
American Academy of Ophthalmology, American Academy of Pediatrics, American Association for Pediatric Ophthalmology and Strabismus. Vision Screening for Infants and Children—2013. ...
H52.7 Unspecified disorder of refraction
H52.00 Hypermetropia, unspecified eye
H52.10 Myopia, unspecified eye
H52.202 Unspecified astigmatism, left eye
H52.6 Other disorders of ...
Vision screening should occur at each well-child visit.
Visual acuity testing should be performed at 3 to 5 years of age or at any time that the physician or parent is concerned about t...
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