More cards in this set

What is a type of lens that is concave and produces virtual images?

What makes an object bigger than it is - made from a converging lens? And how?

What do most creatures on the planet have two of, has a high refractive index, can focus on far and near points and is used to see?

What happens when the Angle of Incidence is greater than the Critical Angle?

What uses T.I.R?

What is full of O.F use T.I.R?