Visual Aids through time

  • Film projector

    Film projector
    The first movie projector was the Zoopraxiscope, invented by British photographer Eadweard Muybridge
  • Flip chart

    Flip chart
    Is a stationery item consisting of a pad of large paper sheets.
  • 35 mm slide projector

    35 mm slide projector
    Became the new standard for image projection, especially within academic departments. Slide projectors were also widely used in educational and other institutional settings.
  • White board

    White board
    Whiteboards started becoming commonly used by businesses in the early 1990s
  • Overhead projector

    Overhead projector
    uses light to project an enlarged image on a screen. In the overhead projector, the source of the image is a page-sized sheet of transparent plastic film (also known as 'foils') with the image to be projected either printed or hand-written/drawn.
  • Digital projector

    Digital projector
    is an optical device that projects an image (or moving images) onto a surface
  • Smart board

    Smart board
    The SMART Board is an interactive whiteboard manufactured by SMART Technologies.