Convex lenses The type of image formed by a convex lens depends on the lens used and the distance from the object to the lens. A camera or human eye Cameras and eyes contain convex lenses.

This article concludes our weekly question and answer column in the Weekend Magazine. For information pertaining to eyes and eye care please do not hesitate to contact any of the members of the ...

We compare and contrast concave and convex lenses by drawing ray diagrams. In this Closer Look segment on Lenses, we compare and contrast concave and convex lenses by drawing ray diagrams and ...

Learn about refraction, ray diagrams and how convex lenses bend light rays with this guide for KS3 physics students aged 11-14 from BBC Bitesize.

Chennai: A new type of contact lens that can be worn overnight to help reshape the cornea and slow the eye's elongation, allowing people with myopia, .

Teens risk blindness for beauty by wearing illegal lenses. July 1, 2011— -- A 14-year-old girl from Queens, N.Y., may need a cornea transplant after wearing colored contact lenses she bought ...