Overhead projectors use a bright lamp and mirrors to display text or images from a transparency sheet on a wall or screen. If your projector displays a shadow when projecting, you must ...

All in all as long as you have access to an overhead project this will probably be a lot more hassle-free than trying to use a stencil or freehand a design on your wall.

Using a bare LCD panel with an overhead projector is a decades-old hack we’ve covered before. The basic idea is fairly simple, but we’ve never seen anything that could be considered a semi ...

Instead, use a projector (ideally an LCD--with or without an interactive whiteboard--but otherwise an old-fashioned overhead will do), guaranteed to provide a more orderly and, in turn, effective ...

Types of Overhead Projectors. Technically, only one type of projection equipment – transmissive – qualifies as overhead projection, but the lines between competing analog presentation methods ...

Mark W. Seng, Using the Overhead Projector Effectively, The Clearing House, Vol. 38, No. 4 (Dec., 1963), p. 255 ...

UBIT will retire overhead projectors in UB centrally-scheduled classrooms as of Fall 2016. If you’ve never used a document camera in the classroom, now is the time to get acquainted.  ...

Stauffer guessed that 25 to 50 overhead projectors will remain in use on campus once the purge is complete.