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Lea test. logMAR chart. An eye chart is a chart used to measure visual acuity comprising lines of optotypes in ranges of sizes. Optotypes are the letters or symbols shown on an eye chart. [1] Eye charts are often used by health care professionals, such as optometrists, physicians and nurses, to screen persons for vision impairment.
The pupil is a hole located in the center of the iris of the eye that allows light to strike the retina. [1] It appears black because light rays entering the pupil are either absorbed by the tissues inside the eye directly, or absorbed after diffuse reflections within the eye that mostly miss exiting the narrow pupil. [citation needed] The size ...
Globe (human eye) Schematic diagram of the human eye. The globe of the eye, or bulbus oculi, is the frontmost sensory organ of the human ocular system, going from the cornea at the front, to the anterior part of the optic nerve at the back. More simply, the eyeball itself, as well as the ganglion cells in the retina that eventually transmit ...
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File:Ph physical map.png. File. File history. File usage. Global file usage. Size of this preview: 382 × 598 pixels. Other resolutions: 153 × 240 pixels | 600 × 940 pixels. Original file (600 × 940 pixels, file size: 114 KB, MIME type: image/png) Wikimedia Commons Commons is a freely licensed media file repository. .
Eye Care Foundation ( ECF) is an international charity organisation active in over 20 countries in Asia, [4] Africa [5] [6] and Latin-America. [7] ECF was founded when Eyecare Worldwide and Mekong Eye Doctors joined forces in 2008. [8] The two organizations shared the same objectives and working together as the current foundation has proved to ...
The Himalayan Cataract Project (HCP) was created in 1995 by Dr. Geoffrey Tabin and Dr. Sanduk Ruit with a goal of establishing a sustainable eye care infrastructure in the Himalaya. HCP empowers local doctors to provide ophthalmic care through skills-transfer and education. From its beginning, HCP responds to a pressing need for eye care in the ...
The Myanmar Eye Care Project ( MECP) is focused on improving the delivery of critical eye care services to at-risk populations in Myanmar. Founded in 2002 and staffed entirely by ophthalmologists, it aims to end blindness in Myanmar. Myanmar is one of the poorest countries in Southeast Asia and has the highest rate of blindness in the world.