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Laser color television (laser TV), or laser color video display, is a type of television that utilizes two or more individually modulated optical (laser) rays of different colors to produce a combined spot that is scanned and projected across the image plane by a polygon-mirror system or less effectively by optoelectronic means to produce a color-television display.
The laser draws an image onto the screen by scanning line by line from top to bottom. [7] The energy from the lasers' light activates the phosphors, which emit photons, producing an image. [5] [8] [9] [10] The building blocks of every Prysm video wall are the Laser Phosphor Display (LPD) tiles called the TD2.
Optical computing or photonic computing uses light waves produced by lasers or incoherent sources for data processing, data storage or data communication for computing.For decades, photons have shown promise to enable a higher bandwidth than the electrons used in conventional computers (see optical fibers).
Laser light is useful in entertainment because the coherent nature of laser light allows a narrow beam to be produced, which allows the use of optical scanning to draw patterns or images on walls, ceilings or other surfaces including theatrical smoke and fog without refocusing for the differences in distance, as is common with video projection ...
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High altitude pressure difference may cause poor function or buzzing noises [38] Can have poor brightness, especially when most of the picture is white [5] Electro-magnetic radiation emission Can emit a small amount of X-ray radiation. Only emits non-ionizing radiation. [39] Emits strong radio frequency electromagnetic radiation [40]
If the lens is focusing a beam of light with a finite extent (e.g., a laser beam), the value of D corresponds to the diameter of the light beam, not the lens. [ Note 1 ] Since the spatial resolution is inversely proportional to D , this leads to the slightly surprising result that a wide beam of light may be focused on a smaller spot than a ...
Verdict: Misleading. The video is artificial intelligence. The image it is based on, though, is real. Fact Check: Social media users are claiming a video shows the USS Preble firing a laser weapon.
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