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Monday, October 18, 2021

TRACKING WITH CLOSEUPS: A Monolithic Schmidt-Cassegrain Telescope

A Schmidt-Cassegrain telescope has multiple optical elements: a spherical primary mirror, a hyperbolic secondary mirror, a Schmidt corrector plate (aspheric lens), and sometimes a field flattener lens to create a planar image. Could you make all of these out of one solid piece of glass?

Posted at October 18, 2021 11:19