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Sony XEL-1, the world's first OLED TV [35] (front) The Sony CLIÉ PEG-VZ90 was released in 2004, being the first PDA to feature an OLED screen. [213] Other Sony products to feature OLED screens include the MZ-RH1 portable minidisc recorder, released in 2006 [214] and the Walkman X Series. [215]
Display technology Screen shape Largest known diagonal Typical use Usable in bright room (in) (cm) Eidophor front projection Flat (limited only by brightness) TV: No Shadow mask CRT: Spherical curve or flat 42 [1] 107 TV, computer monitor: Yes Aperture grille CRT: Cylindrical curve or flat 43 [2] 109 TV, computer monitor: Yes Monochrome CRT ...
OLEDs can enable a greater artificial contrast ratio (both dynamic range and static, measured in purely dark conditions) and a wider viewing angle compared to LCDs because OLED pixels emit light directly. OLED pixel colors appear correct and unshifted, even as the viewing angle approaches 90° from normal. Better power efficiency and thickness
Sony XEL-1 (front) Sony XEL-1 (side) The XEL-1 is the world's first organic light-emitting diode (OLED) television , designed by Sony in 2007 and produced for sale the following year. It was also the world's thinnest television during its production, at 3 mm.
It was the first alphanumeric LED display, and was a revolution in digital display technology, replacing the Nixie tube for numeric displays and becoming the basis for later LED displays. [24] In 1977, James P Mitchell prototyped and later demonstrated what was perhaps the earliest monochromatic flat-panel LED television display.
OLED displays use 40% of the power of an LCD displaying an image that is primarily black as they lack the need for a backlight, [35] while OLED can use more than three times as much power to display a mostly white image compared to an LCD. [36] Environmental influences
A 140 cm (56 in) DLP rear-projection TV Large-screen television technology (colloquially big-screen TV) developed rapidly in the late 1990s and 2000s.Prior to the development of thin-screen technologies, rear-projection television was standard for larger displays, and jumbotron, a non-projection video display technology, was used at stadiums and concerts.
1987 optical micro-electro-mechanical technology that uses a digital micromirror device. While the Digital Light Processing (DLP) imaging device was invented by Texas Instruments, the first DLP-based projector was introduced by Digital Projection Ltd in 1997.