Which telescope technology advancement, first widely commercialized in the 1990s, revolutionized amateur astronomy by allowing inexperienced users to automatically locate celestial objects?

The astronomy retail market has undergone dramatic shifts with advancing technology. As consumer telescopes have evolved from simple refractors to sophisticated computerized systems, certain innovations have created watershed moments for amateur astronomy accessibility. This poll tests your knowledge about a pivotal development that transformed how everyday stargazers interact with the night sky.

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GoTo computerized mount systems
Dobsonian mount design
Schmidt-Cassegrain optics
Digital eyepiece cameras