Shows how to draw the ray diagrams for locating the image produced by a concave lens and a convex mirror. You can see a listing of all my ... ... <看更多>

Drawing ray diagrams for converging lens come in many forms. But the basic concepts needed are the 3 rays (which have rules to follow) to locate the image. ... <看更多>

The ray passing from the focus, after the lens overlaps with the one that starts from the tip of the virtual image, see the image. ... <看更多>