Optical Surfaces Ltd is a leading manufacturer of precision ellipsoidal mirrors for demanding applications in telescopes, beam expanders and high-resolution x-ray imaging instruments. Ellipsoidal ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Using ellipsoidal theatrical spotlights can be a lot of fun. Not usually considered a basic ...

Yunker and colleagues have not used an additional substance such as oil, but instead demonstrate how the increase in interfacial flow resistance can be built into a suspension. It is here that shape ...