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While the viewable area may be rectangular, the edges of the CRT may have a curvature (e.g. black stripe CRTs, first made by Toshiba in 1972) [132] or the edges may be black and truly flat (e.g. Flatron CRTs), [112] [132] [172] or the viewable area may follow the curvature of the edges of the CRT (with or without black edges or curved edges).
Projector CRTs can be either air or liquid coupled. Air-coupled projector CRTs have a front flat face that also acts as a container with coolant, and there is an air gap between the face of the CRT and the flat back lens used for projecting the image formed by the CRT onto a screen.
60–85 fps typically, some CRTs can go even higher (200 fps at reduced resolution [17]); internally, display refreshed at input frame rate speed 60 fps typically, some gaming monitors can do up to 540 fps; internally, display refreshed at up to 540 fps [18] [19] 60 fps typically, some can do 120 fps;
A CRT made by LP Displays. LG.Philips Displays was a joint venture created in 2001 by LG Electronics of South Korea and Philips Electronics of the Netherlands in response to the maturing cathode-ray tube (CRT) market. [9] [10] It primarily manufactured CRTs used in traditional television sets. It was the world's largest manufacturer of CRTs ...
When sets were finally made available in late 1964, they were put on the market at a competitive 198,000 yen (US$550), but cost the company over 400,000 yen (US$1111.11) to produce. Ibuka had bet the company on Chromatron and had already set up a new factory to produce them with the hopes that the production problems would be ironed out and the ...
The Cromaclear shadow mask, however, still has much more impeding metal than an aperture grill mask, leading overall to a darker, softer picture than the equivalent aperture grill CRT. The impact of damping wires of the aperture grill CRT, is far less than the total extra metal in the cromaclear mask which is effectively like having a thick ...
Alternatively, one black-and-white tube can be used with a spinning color wheel. A third option is to use three CRTs, one each for red, green, and blue. LCD rear-projection television: A lamp transmits light through a small LCD chip made up of individual pixels to create an image. The LCD projector uses dichroic mirrors to take the light and ...
CRTs still offer color, grayscale, motion, and latency advantages over today's LCDs, but improvements to the latter have made them much less obvious. The dynamic range of early LCD panels was very poor, and although text and other motionless graphics were sharper than on a CRT, an LCD characteristic known as pixel lag caused moving graphics to ...