Which revolutionary product development approach did Celestron implement in the 1960s that dramatically reduced telescope costs and helped democratize amateur astronomy?

The astronomy retail sector has undergone significant transformation over the past decades, with specialized telescopes, observatories, and astronomical equipment becoming increasingly accessible to both professionals and amateurs. Behind many of these innovations are fascinating product development stories that shaped how we observe the cosmos today. Test your knowledge about a pivotal moment in astronomical product history!

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Schmidt-Cassegrain mass production using computer-controlled grinding
3D-printed mirror assemblies with carbon fiber reinforcement
Quantum dot coating technology for enhanced light gathering
Satellite-linked automated calibration systems