What innovative pricing strategy did Celestron use in 1970 that revolutionized the amateur astronomy market?

Celestron revolutionized the amateur astronomy market in the 1970s with a breakthrough product that changed how people accessed the night sky. This famous telescope manufacturer employed innovative pricing and marketing strategies that democratized astronomy and made quality stargazing equipment available to the general public. Test your knowledge about this pivotal moment in astronomy retail history!

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They introduced the first mass-produced Schmidt-Cassegrain telescope at half the price of competitors, bringing quality optics to the middle-class consumer
They pioneered the 'star subscription' model where customers could pay monthly installments to eventually own high-end telescopes
They were the first to offer a buy-one-get-one-free deal on all refracting telescopes, doubling their market share overnight
They implemented dynamic pricing based on celestial events, with telescopes becoming more affordable during major astronomical occurrences