How lenses bend and shape light to help us see By the year 1,000, Arab scientist Alhazan studied light as it moved through lenses, mirrors and the atmosphere and developed the foundations for the science of ophthalmology and optics. "Rays
how can i use mirrors and lenses to magnify the sun on a wall?
Question by Joel: how can i use mirrors and lenses to magnify the sun on a wall? I am trying to aid physics teachers develop an activity that magnifies and projects an image of the sun so they can see