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Overhead projector in operation during a classroom lesson. An overhead projector (often abbreviated to OHP), like a film or slide projector, uses light to project an enlarged image on a screen, allowing the view of a small document or picture to be shared with a large audience.
Liesegang LCD Projector. An LCD projector is a type of video projector for displaying video, images or computer data on a screen or other flat surface. It is a modern equivalent of the slide projector or overhead projector.
Acer projector, 2012 DLP type home theatre projector in use. A projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen.
A projector in a standard form factor: The PG-D2870 projector from Sharp, which uses Digital Light Processing technology An image from a video projector in a home cinema. A video projector is an image projector that receives a video signal and projects the corresponding image onto a projection screen using a lens system.
A Zenith 1200 CRT Projector based home theater. Visible extending from the ceiling are three lenses, one each for red, green and blue Black and white CRT projector. A CRT projector is a video projector that uses a small, high-brightness cathode-ray tube (CRT) as the image generating element.
Education in Indonesia falls under the responsibility of the Ministry of Primary and Secondary Education (Kementerian Pendidikan Dasar dan Menengah or Kemendikdasmen), Ministry of Higher Education, Science, and Technology (Kementerian Pendidikan Tinggi, Sains, dan Teknologi or Kemendikti Saintek), and the Ministry of Religious Affairs ...