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Related articles:
Optical telescope
Eyepiece
Reflecting telescope
Galileo Galilei
Light
Chromatic aberration
Telescope
Refraction
Johannes Kepler
Key terms: telescope cm lens refractor optics glass focal objective observatory type great light design coin built galilean achromatic invented galileo refracting telescope plane ever nice euro view largest color focus paris aberration eyepiece lenses keplerian austria dispersion hevelius johannes parallel focal length commemorative astronomical chabot space galilean telescope science center great refractor year of astronomy yerkes observatory chromatic aberration achromatic refractor Search external links cited by footnotes on Wikipedia page Refracting telescope: |
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