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  2. Smart glass - Wikipedia

    en.wikipedia.org/wiki/Smart_glass

    Applied to the glass enclosure of a conference room. When the glass is transparent, one can see into or out of the room, and when it is non-transparent it can be used as a projection screen. Energy-saving function of glass curtain wall; Indoor decoration of residence: Lighting cover glass curtain, sunshine house, living room and bathroom ...

  3. Vacuum fluorescent display - Wikipedia

    en.wikipedia.org/wiki/Vacuum_fluorescent_display

    Unlike liquid crystal displays (LCDs), a VFD emits very bright light with high contrast and can support display elements of various colors. Standard illumination figures for VFDs are around 640 cd/m 2 with high-brightness VFDs operating at 4,000 cd/m 2 , and experimental units as high as 35,000 cd/m 2 depending on the drive voltage and its ...

  4. Electroluminescent display - Wikipedia

    en.wikipedia.org/wiki/Electroluminescent_display

    Electroluminescent (EL) displays have been a niche format and are rarely used nowadays. Some uses have included the Apollo Guidance Computer 7-segment numerical displays, to indicate speed and altitude at the front of the Concorde, and as floor indicators on Otis Elevators from around 1989 to 2007, [7] mostly only available to high-rise buildings and modernizations.

  5. LED display - Wikipedia

    en.wikipedia.org/wiki/LED_display

    The 2011 UEFA Champions League Final match between Manchester United and Barcelona was broadcast live in 3D format in Gothenburg (Sweden), on an EKTA screen. It had a refresh rate of 100 Hz, a diagonal of 7.11 m (23 ft 3.92 in) and a display area of 6.192×3.483 m, and was listed in the Guinness Book of Records as the largest LED 3D TV.

  6. See-through display - Wikipedia

    en.wikipedia.org/wiki/See-through_display

    These types of the screen have been notoriously difficult and expensive to produce in the past, but are now becoming more common as the method of manufacturing them is advancing. [19] OLED transparent displays generate their own light, but can not show black; this can be solved by the addition of a special LCD layer.

  7. Television set - Wikipedia

    en.wikipedia.org/wiki/Television_set

    Outdoor television sets are designed for outdoor use and are usually found in the outdoor sections of bars, sports field, or other community facilities. Most outdoor televisions use high-definition television technology. Their body is more robust. The screens are designed to remain clearly visible even in sunny outdoor lighting.