Which innovative product design feature revolutionized amateur astronomy in the early 1990s by eliminating the need for star charts and manual telescope positioning?

The astronomy industry has seen remarkable product innovations that have revolutionized how we observe and understand the cosmos. From consumer telescopes to specialized software and observation tools, product design in astronomy continues to evolve rapidly. This trivia question focuses on a significant innovation that changed amateur astronomy. Test your knowledge about how product design has impacted stargazing accessibility!

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GoTo computerized mount systems
Apochromatic lens technology
Dobsonian telescope design
CCD imaging attachments