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A screen reader is a form of assistive technology (AT) [1] that renders text and image content as speech or braille output. Screen readers are essential to people who are blind, [2] and are useful to people who are visually impaired, [2] illiterate, or have a learning disability. [3]
Retina display is a branded series of LCDs and OLED displays by Apple Inc. that have a higher pixel density than their traditional displays. [1] Apple has registered the term "Retina" as a trademark with regard to computers and mobile devices with the United States Patent and Trademark Office and Canadian Intellectual Property Office.
Computer monitor: Release date: July 20, 2011; 13 years ago () Discontinued: June 23, 2016 () Predecessor: Apple Cinema Display: Successor: LG UltraFine (consumer, Apple-endorsed third party) Apple Studio Display (consumer, Apple-branded) Pro Display XDR (professional) Website: Official website at the Wayback Machine (archived February 7, 2015)
Burn-in on a monitor, when severe as in this "please wait" message, is visible even when the monitor is switched off. Screen burn-in, image burn-in, ghost image, or shadow image, is a permanent discoloration of areas on an electronic visual display such as a cathode-ray tube (CRT) in an older computer monitor or television set. It is caused by ...
Apple's manufacture history of CRT displays began in 1980, starting with the Monitor /// that was introduced alongside and matched the Apple III business computer. It was a 12″ monochrome (green) screen that could display 80×24 text characters and any type of graphics, however it suffered from a very slow phosphor refresh that resulted in a "ghosting" video effect.
The Studio Display is the first Apple-branded consumer display released since the Apple Thunderbolt Display was discontinued in 2016. [2] In the interim, Apple worked with LG to design the Thunderbolt 3-enabled UltraFine line, consisting of 21.5-inch (later revised to 24-inch) 4K and 27-inch 5K displays.
The results indicated that those who read using the PDF files performed much worse than those reading off of a paper. A conclusion was reached that certain aspects of screen reading, such as scrolling, can impede comprehension. [9] However, not all experiments have concluded that reading from a digitized screen can be detrimental.
Visually impaired computer users who cannot use a standard computer monitor can use it to read text output. Deafblind computer users may also use refreshable braille displays. Speech synthesizers are also commonly used for the same task, and a blind user may switch between the two systems or use both at the same time depending on circumstances.