Which innovative telescope design, first introduced to the retail market in the 1970s, made large aperture reflectors affordable through its simple alt-azimuth mount and is credited with democratizing amateur astronomy?

In the world of amateur astronomy, product innovation has dramatically changed accessibility to the night sky. One particular telescope design revolutionized the hobby by making large aperture telescopes affordable for the average enthusiast. Test your knowledge about this game-changing product that democratized deep-sky viewing and forever changed retail in the astronomy industry.

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The Dobsonian telescope, designed by John Dobson using low-cost materials like porthole glass and plywood
The Schmidt-Cassegrain telescope, introduced by Celestron as the first mass-produced catadioptric design
The Maksutov-Newtonian hybrid, created by Meade Instruments as an affordable alternative to traditional designs
The Equatorial Go-To telescope, pioneered by Orion Telescopes with computerized star-finding capabilities