UDA

By francescorizzo10

  • Electric arc lamp

    Humphry Davy invented the electric arc lamp, which was too bright for home use.

  • Incandescent lamp with platinum

    Frederick de Moleyns patents an incandescent lamp with platinum

  • Incandescent light bulb

    Improve the incandescent bulb with a carbon filament, more durable and efficient.

  • Improved Incandescent Bulb

    Introduction of tungsten filament, more efficient and long-lasting.

  • Bulb inserting with inert gas

    Irving Langmuir improves the light bulb by inserting inert gas such as nitrogen to increase its lifespan.

  • Fluorescent lamps

    General Electric introduces fluorescent lamps, which are more efficient than incandescence.

  • Halogen lamp

    Development of the halogen lamp, brighter and more long-lasting than the traditional incandescent.

  • Compact fluorescent lamps

    Spread of compact fluorescent lamps (CFL), which are more efficient and last longer.

  • LED bulbs

    From 1990 to the 2000s there was the development and marketing of LED light bulbs, which consume less energy and last much longer.

  • Blue LED

    Isamu Akasaki, Hiroshi Amano and Shuji Nakamura receive the Nobel Prize in Physics for the development of blue LEDs, fundamental for white LED lighting.

  • Smart lamps

    Smart lamps connected to the Internet and the continuous development of energy-saving technologies mark the future of lighting.