Injection molding: a lot harder than you'd think! I picked up a benchtop injection molding machine to play with, and thought a "simple" double convex singlet lens would be a good first project.

Biconvex lenses also known as double convex lenses are simple optical lenses with two convex spherical surfaces, surfaces which bulge out from the center. These two convex surfaces have the same ...

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.

Optical Surfaces Ltd has supplied several sets of ultra-high quality plano-convex lenses to the MAX IV Laboratory to function as key focusing elements in diagnosing the beam in their state-of-the ...