Which product innovation by Celestron in the 1990s dramatically transformed telescope retail by making advanced astronomical equipment more accessible to amateur astronomers?

The telescope market has transformed dramatically over the decades, with major manufacturers adapting their product development and retail strategies to meet the changing demands of amateur astronomers and professionals alike. This poll tests your knowledge about a significant pivot in telescope product development that revolutionized the industry and created new market segments.

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The NexStar computerized GoTo mount system that allowed automated star finding
The introduction of Schmidt-Cassegrain telescopes with folded optical paths
The development of StarBright XLT coatings for improved light transmission
The launch of the first portable GPS-aligned telescope system