A refraction eye exam is a procedure that helps eye care professionals to determine the correct prescription for corrective lenses. This exam is crucial for maintaining good vision health and improving the quality of life for patients by correcting refractive errors, such as nearsightedness, farsightedness, and astigmatism; and dealing with convergence and accommodation anomalies. Here…
Low vision glasses are the glasses used for a person with low vision. A person with low vision has a visual acuity worse than 20/60 in good eye. The other eye has worse than this visual acuity. To help individuals with low vision make the most of their remaining vision, low vision aids and devices…
Anisometropic amblyopia is a specific type of amblyopia (suppression of one eye). It occurs due to a significant difference in refractive error (nearsightedness, farsightedness, or astigmatism) between the two eyes. In this condition, one eye has a significantly different level of refractive error compared to the other eye, causing the brain to favor the eye…
What is vertical heterophoria? Vertical heterophoria (VH) is often a misdiagnosed condition. The person may suffer from uncontrolled headaches, dizziness, and get no relief on treatment. It is a condition of misalignment of eyes in a vertical plane. This misalignment can often be missed in routine eye exams due to its small size. It does…
The science of vision- How do our eyes work? Let’s make it as simple yet comprehensive as it can be for every little biologist or anybody who gets fascinated by the fact that these tiny yet paramount organs of vision are working and making us see the nature, our friends, the great architects, observe the…
Myopia vs hyperopia is a number of differences that differentiate both of the refractive errors in a prominent way. Their differences are given below: Definitions and power in myopia vs hyperopia The type of refractive error in which the image forms in front of retina is myopia. The overall power of the eye increases in…
Can myopia cause cataract and glaucoma? What is myopia in simple words? Myopia is a refractive error in which the overall power of eye is greater than the emmetropic eye. The image of object does not fall on the retina but is formed in front of the eye. The patients complain about not seeing clearly…
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