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Computer vision syndrome. Computer vision syndrome (CVS) is a condition resulting from focusing the eyes on a computer or other display device for protracted, uninterrupted periods of time and the eye's muscles being unable to recover from the constant tension required to maintain focus on a close object.
Eye tracking device is a tool created to help measure eye and head movements. The first devices for tracking eye movement took two main forms: those that relied on a mechanical connection between participant and recording instrument, and those in which light or some other form of electromagnetic energy was directed at the participant's eyes and its reflection measured and recorded.
Long-term contact lens use can lead to alterations in corneal thickness, stromal thickness, curvature, corneal sensitivity, cell density, and epithelial oxygen uptake, etc. Other changes may include the formation of epithelial vacuoles and microcysts (containing cellular debris) as well as the emergence of polymegethism in the corneal endothelium.
Once inside the Magnifier app, tap on the Settings icon (or gear icon) in the top or bottom corner of the screen. In the settings menu, click Capture to enable Reader Mode by toggling the switch ...
Silent reading is reading done silently, or without speaking the words being read. [1] Before the reintroduction of separated text (spaces between words) in the Late Middle Ages, the ability to read silently may have been considered rather remarkable, though some scholars object to this idea. [2][3][4] In contrast, reading aloud activates many ...
Raymond Kurzweil (/ ˈkɜːrzwaɪl /, KURZ-wyle; born February 12, 1948) is an American computer scientist, author, entrepreneur, futurist, and inventor. He is involved in fields such as optical character recognition (OCR), text-to-speech synthesis, speech recognition technology and electronic keyboard instruments.
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Javal discovered that while reading, one's eyes tend to jump across the text in saccades, and stop intermittently along each line in fixations. [ 1 ] Because of the lack of technology at the time, naked-eye observations were used to observe eye movement , until later in the late 19th and mid-20th century eye-tracking experiments were conducted ...
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