Other reminders on the effective use of the OHP are: â€¢ Stand off to one side of the OHP while you face the Motion pictures, which illustrate or apply the generalization shown on a transparency.

You can simultaneously project on an adjacent screen other visual materials, usually slides or Purpose, you can simulate motion on parts of a transparency by using the effects of polarized light. â€¢ You can move overlays back and forth across the base in order to rearrange elements of diagrams or problems. Or in color if an object is made of transparent color plastic. â€¢ You can show three-dimensional objects from the stage of the projector-in silhouette if the object is opaque Processes and complex ideas into elements and present them in step-by-step order. You can superimpose additional transparency sheets as overlays on a base transparency so as to separate This is known as the Progressive Disclosure Technique. Transparency during projection.â€¢ You can control the rate of presenting information by covering a transparency with a sheet of paper or cardboard (opaque material) and then exposing data as youĪre ready to discuss each point. â€¢ You can use a felt paper or wax-based pencil to add details or to make points on the The silhouette of your pointer will show in motion on the screen. Techniques You can show pictures and diagrams, using a pointer on the transparency Mainly used for projecting charts, sketches, and other material prepared on sheets of transparent plastic. Description The Overhead Projector is an optical device for showing images on screen, usually for group viewing.

Still serves its purpose which is to show enlarged images on screen. It is not as modern as other equipments, but it The Overhead Projector (OHP) AugIntroduction Overhead Projectors are still being used in a lot of schools, like in the Philippines.

Used overhead projector