Schmidt camera Schmidt camera A Schmidt camera, also referred to as the Schmidt telescope, is a catadioptric astrophotographic telescope designed to provide wide fields of view with limited aberrations. The design was invented by Bernhard Schmidt in 1930. Some notable examples are the Samuel Oschin telescope (formerly Palomar Schmidt), the UK Schmidt Telescope and the ESO Schmidt; these provided the major source of all-sky photographic imaging from 1950 until 2000, when electronic detectors took over. A recent example is the Kepler spacecraft exoplanet finder. Other related designs are the Wright Camera and Lurie–Houghton telescope. The Schmidt camera was invented by German-Estonian optician
Gregorian Masses monk of the great Abbey of Cluny in the 11th century attested that such Masses were said daily in that period, with the exception of the major feastdays of the year, such as Easter. In the modern era, the practice was authorized for all churches throughout the world. Gregorian Masses The practice of Gregorian Masses is an ancient tradition in which it is believed that a continuous series of thirty Masses would release the soul of a deceased person from the punishments of Purgatory. The history of the “Thirty Mass” practice goes back to the year 590 A.D. in St.