epidiascope การใช้

Document cameras replaced epidiascopes and overhead projectors, which were formerly used for this purpose.
He has at his command a veritable battery of equipment such as epidiascopes, LCD panels and film recorders, along with sophisticated computer software packages like PowerPoint and Harvard Graphics.
Two well designed, spacious and well lighted lecture theatres equipped with arrangements for epidiascopes projections and audio visual aids are provided on the hospital side in addition to four lecture theatres of similar design on college side for basic departments.
The department has audiovisual equipment such as video camera, overhead project, Epidiascope, PA system, tape recorders etc . To help the students of photo journalism there is a full-fledged photographic unit, darkroom, still cameras, etc.
Indeed, the use of an OHP ( or an epidiascope, if your school resource centre can stretch to one ), tracings on transparencies and a trusty 2B pencil can help you a great deal in extending the range of uses to which your blackboard can be put.