Which marketing strategy did Celestron use in the 1970s that revolutionized amateur astronomy and helped establish their brand dominance in the consumer telescope market?

The telescope revolutionized our understanding of the cosmos, but its journey from invention to modern marketing success spans centuries of innovation and branding evolution. This poll explores how one of astronomy's most crucial instruments transformed from a scientific curiosity to a mainstream consumer product through clever marketing strategies and product development.

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The Schmidt-Cassegrain design that made powerful telescopes more compact and portable for consumers
The first computerized star-tracking system, allowing automated celestial navigation
An aggressive television advertising campaign featuring celebrity astronomer Carl Sagan
Introducing the first subscription-based 'Telescope of the Month Club' for collectors