In a ray diagram, a concave lens is drawn as a vertical line with inward facing arrows to indicate the shape of the lens.

Getting light to hit our retinas depends on different parts of the eye working together. First, the light goes through the ...

Convex and concave lenses can both be used ... This is corrected by using a concave or a diverging lens. People who are ‘long sighted’ can see distant objects clearly, but they cannot clearly ...

Concave Convex Mirror has been created for the Alt Material exhibition, part of NGV's Melbourne Design Week 2020. The framework of Concave Convex Mirror is made of mild steel spun over a custom ...