During the 18th century, in addition to refractors, reflecting telescopes featuring a concave metal mirror in place of the objective lens came into common use. The first small models designed mainly for amateur astronomers soon developed into the powerful reflecting telescopes that equipped the great astronomical observatories.
Inv. 3795
Giovanni Battista Amici, Italy, first half 19th cent.
Inv. 345
Giovanni Battista Amici, Italy, first half 19th cent.
Inv. 3457
Maker unknown, Florence, first half 19th cent.
Inv. 2710
Maker unknown, 18th cent.
Inv. 2709
Maker unknown, 18th cent.
Inv. 2707
Leto Guidi, Italy, 18th cent.
Dep. GAM, Firenze
Michele Gordigiani, 1874
Inv. 576
Georg Friedrich von Reichenbach, Munich, first half 19th cent.