Plano concave mirror is a mirror which is arrange reflective coating on the concave surface of Optical glass plano concave spherical lens substrates.The diameter, thickness, focal length or radius of ...

for that matter), [volzo] has recently documented some techniques for producing single and double curved mirrors of reasonable quality using common workshop tools. The first step is finding ...

A side mirror that eliminates the dangerous “blind spot” for drivers has now received a U.S. patent. The subtly curved mirror, invented by Drexel University mathematics professor Dr. R. Andrew Hicks, ...