Which telescope manufacturer disrupted the astronomy equipment market in the 1970s with their innovative 'Dobsonian' design that dramatically reduced the price point for large aperture telescopes?

The astronomy industry has seen remarkable technological advancements and commercial developments in recent decades. From amateur stargazing equipment to professional-grade observatories, astronomy products have revolutionized our connection to the cosmos. This poll tests your knowledge about a significant pricing innovation in the telescope market that dramatically changed consumer access to quality astronomy equipment.

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Celestron, with their Schmidt-Cassegrain design
Meade Instruments, with their LX series
Orion Telescopes & Binoculars, with the Dobsonian design based on John Dobson's work
Takahashi, with their high-end refractors