cassegrainian telescope 23 Associations

Cassegrainian telescope Gregorian telescope reflecting telescope (generic term) reflector (generic term)

coude telescope 15 Associations

coude system reflecting telescope (generic term) reflector (generic term)

gregorian telescope 19 Associations

Cassegrainian telescope Gregorian telescope reflecting telescope (generic term) reflector (generic term)

herschelian telescope 21 Associations

Herschelian telescope off-axis reflector reflecting telescope (generic term) reflector (generic term)

maksutov telescope 18 Associations

Maksutov telescope reflecting telescope (generic term) reflector (generic term)

newtonian telescope 19 Associations

Newtonian telescope Newtonian reflector reflecting telescope (generic term) reflector (generic term)

reflecting telescope 20 Associations

reflector optical telescope (generic term)

reflector 9 Associations

reflecting telescope optical telescope (generic term)