LensesThin lenses. Arrows indicate direction of travel of light. Virtual rays are drawn as dashed lines.
Drag E to move and resize the object. Drag f to change the focal length. Lenore Horner, Created with GeoGebra |
LensesThin lenses. Arrows indicate direction of travel of light. Virtual rays are drawn as dashed lines.
Drag E to move and resize the object. Drag f to change the focal length. Lenore Horner, Created with GeoGebra |