Pinhole cameras and eyes

In this activity, students make a pinhole camera and see images formed on an internal screen. They then use a lens and see brighter and sharper...

In this activity, students make a pinhole camera and see images formed on an internal screen. They then use a lens and see brighter and sharper...

The human eye is a sense organ adapted to allow vision by reacting to light. The cornea and the crystalline lens are both important for the...