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a telescope using lenses to bring the light rays to a focus, first applied to astronomy by Galileo. In its modern form, using lenses corrected for chromatic aberration, this telescope is still used by visual observers and amateurs.
refraktorteleskoop . EKI terminibaas Esterm. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//esterm/refraktorteleskoop/1/est (19.06.2026)
