Which scientific retail innovation first made microscopes widely accessible to the general public in the early 2000s?

The intersection of science retail and technological innovation has transformed how consumers purchase scientific equipment. This trivia question focuses on a groundbreaking moment when a major scientific instrument became accessible to the general public through innovative retail strategies, forever changing both amateur science and professional research markets. Test your knowledge of this significant retail transformation in scientific history!

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Celestron's introduction of LCD digital microscopes through major electronics retailers
Leica's museum gift shop partnership program that placed research-grade microscopes in science centers
Nikon's subscription-based microscope rental service for schools and hobbyists
Zeiss's blockchain-authenticated pre-owned microscope marketplace