Flashlights,+Searchlights+and+Car+Headlights

=**__Flashlights, searchlights and car headlights.__**= toc ===Flashlights, searchlights and car headlightall use mirrors to reflect backwardly and send light forward in a bright beam. Flashlight mirrors use the property that incoming light is reflected at the same angle. The incidentand reflected ray have the same angle to the normal ray. ===