Creating the macro adapter is easy enough, you simply put a convex lens in front of the thermal camera. But telephoto is a bit more involved, and the rest of the whitepaper details the math and ...

In his workshop in Padua, Italy, he discovered that plano-convex and plano-concave lenses worked best—that is, lenses with a plane on one side and curved surfaces on the other. Then, drawing on ...

Several other lenses are demonstrated, including a cylindrical convex lens, but these are only planoconvex lenses, or lenses that are flat on one side. Biconvex lenses can be constructed by gluing ...

Injection molding: a lot harder than you'd think! I picked up a benchtop injection molding machine to play with, and thought ...

A lens is a specially shaped pieces of glass or transparent plastic, that is used to focus light. A convex lens is made from a transparent material that bulges outwards in the middle on both sides.

Lenticular 3D uses a convex lens to direct the eyes appropriately. Left and right frames appear as columns of pixels or blocks of pixels for multi-view images. THIS DEFINITION IS FOR PERSONAL USE ...