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Refractor
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Refractor - synonyms
Total 22 synonym synonyms found for
refractor
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Cassegrainian telescope
Newtonian telescope
OAO
OSO
astronomical observatory
astronomical telescope
coelostat
coronagraph
coronograph
heliostat
observatory
orrery
planetarium
radar telescope
radio observatory
radio telescope
reflector
spectrograph
spectroheliograph
spectrohelioscope
spectroscope
telescope