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Description: An eye care professional tests a child’s eyeglass prescription. Credit: National Eye Institute, National Institutes of Health Ref#: EE98 |
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Description: An eye care professional performs retinoscopy to determine the child’s refractive error (eye glass prescription). Credit: National Eye Institute, National Institutes of Health Ref#: EE102 |
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Description: An eye care professional performs retinoscopy to determine the child’s refractive error (eyeglass prescription). Credit: National Eye Institute, National Institutes of Health Ref#: EE95 |
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Description: An eye care professional performs retinoscopy to determine the child’s refractive error (eye glass prescription). Credit: National Eye Institute, National Institutes of Health Ref#: EE105 |
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Description: A phoropter is a machine used to detect refractive errors. Credit: National Eye Institute, National Institutes of Health Ref#: EE87 |
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Description: A phoropter is a machine used to detect refractive errors. Credit: National Eye Institute, National Institutes of Health Ref#: EE88 |
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Description: A color illustration of myopia highlighting the cornea, pupil and lens, and the way an image focuses in front of the retina. Credit: National Eye Institute, National Institutes of Health Ref#: EDA28 |
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Description: A color illustration of presbyopia highlighting the cornea, pupil and lens, and the way an image focuses behind the retina. Credit: National Eye Institute, National Institutes of Health Ref#: EDA29 |
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Description: A color illustration of the eye highlighting the cornea, pupil and lens, and the way an image focuses on the retina. Credit: National Eye Institute, National Institutes of Health Ref#: NEA13 |
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Description: Ilustración a color del ojo destacando la córnea, la pupila y el cristalino, y como la imagen se enfoca en la retina. Credit: Instituto Nacional del Ojo, Institutos Nacionales de la Salud Ref#: NEA13S |
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Description: A color illustration of hyperopia highlighting the cornea, pupil and lens, and the way an image focuses behind the retina. Credit: National Eye Institute, National Institutes of Health Ref#: EDA27 |
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Description: Ilustración a color de la hiperopía destacando la córnea, la pupila y el cristalino, y como la imagen se enfoca detrás de la retina. Credit: Instituto Nacional del Ojo, Institutos Nacionales de la Salud Ref#: EDA27S |
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Description: Ilustración a color de la presbicia destacando la córnea, la pupila y el cristalino, y como la imagen se enfoca detrás de la retina. Credit: Instituto Nacional del Ojo, Institutos Nacionales de la Salud Ref#: EDA29S |
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Description: Ilustración a color de la miopía destacando la córnea, la pupila y el cristalino, y como la imagen se enfoca en frene de la retina. Credit: Instituto Nacional del Ojo, Institutos Nacionales de la Salud Ref#: EDA28S |
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Description: An eye care professional uses a phoropter to detect refractive errors. Credit: National Eye Institute, National Institutes of Health Ref#: EE71 |
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Description: An eye care professional uses a trial frame and lens to determine a patient’s eyeglass prescription. Credit: National Eye Institute, National Institutes of Health Ref#: EE68 |
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Description: An eye care professional uses a phoropter to detect refractive errors in a teenage patient.. Credit: National Eye Institute, National Institutes of Health Ref#: EE66 |
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Description: An NEI-certified ophthalmic technician uses the ETDRS eye chart to perform refractometry to obtain the best corrected visual acuity of each eye. Credit: National Eye Institute, National Institutes of Health Ref#: EE64 |
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Description: The manual refractor contains convex and concave spherical lenses and convex cylindrical lenses. Credit: National Eye Institute, National Institutes of Health Ref#: EE65 |
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Description: A phoropter is a machine used to detect refractive errors. Credit: National Eye Institute, National Institutes of Health Ref#: EE42 |
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Description: Child's Eye Exam - Lenses placed in a trial frame help determine eyeglass prescription. Credit: National Eye Institute, National Institutes of Health Ref#: EE09 |
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Description: A patient wears a trial frame and lens. Credit: National Eye Institute, National Institutes of Health Ref#: EE47 |
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Description: A phoropter is a machine used to detect refractive errors. Credit: National Eye Institute, National Institutes of Health Ref#: EE06 |
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Description: A phoropter is a machine used to detect refractive errors. Credit: National Eye Institute, National Institutes of Health Ref#: EE22 |
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Description: A scene as it might be viewed by a person with myopia (nearsightedness). Normal view of this image. |
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