Category:Lenses
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🕮 zie ook Huberts boek (p. 338 e.v.)
About Drebbel's activities in the area of optics: he developed an automatic precision lens-grinding machine, built improved telescopes, constructed the first (?) microscope ('lunette de Dreubells'). |
Pages in category ‘Lenses’
The following 3 pages are in this category, out of 3 total.