Ray diagram for an object placed between 2F and F from a convex lens In a film or data projector, this image is formed on a screen. Film must be loaded into the projector upside down so the ...

Difference between Concave vs Convex Lens: Isn’t physics one of those subjects that almost every student is scared of? Well why not, given the complexity of problems and difficulty level of the ...

In this Closer Look segment on Lenses, we compare and contrast concave and convex lenses by drawing ray diagrams and investigating the thin lens, magnification, and center of curvature equations.