A spherical mirror is that mirror whose reflecting surface is the part of a hollow sphere of glass. Spherical mirrors are of two types: concave and convex mirrors.

Drawing upon its uniquely stable manufacturing environment - Optical Surfaces Ltd. routinely produces the highest quality concave spherical mirrors for Schlieren Imaging systems in a range of ...

More shallow concave mirrors — like the bottom of a polished aluminum soda can — will have a focal point a few inches away from the bottom of the curvature.

Concave Convex Mirror by Dean Norton Mischa Baka. Concave Convex Mirror has been created for the Alt Material exhibition, part of NGV's Melbourne Design Week 2020.

To focus images for the Giant Magellan Telescope (GMT), which is under construction in Chile, the 27.6-foot-wide (8.4 meters) concave mirrors must be curved precisely, to within 20 nanometers ...