Once traced onto tracing paper the image is either transferred to a final drawing surface or used as is. Always measure all sides of your image to insure accuracy. A popular name for an indirect-type of projector. Often used to identify all types of artist projectors. A general classification of projectors which project images from any solid or opaque copy such as photos or drawings.
Opaque projectors require a darkened or totally dark room for best results.
The type of mirror generally found in the home. The silver coating is on the back side of the glass. Includes all models of projectors which project transparencies only. Generally will not project slides without accessory attachments. Excellent for use in normal room light and where large images are desired.