Carl Zeiss Jena 110 mm monocular triple turret telescope, circa 1928.

Nr: 9349.

Magnification: 33, 52 & 72.

C type objective Nr: 9235, f = 130 cm.

With fitted CZJ case and tripod.

33 x ocular: Kellner’sches Okular f = 40 mm.

52 x ocular: Kellner’sches Okular f = 25 mm.

72 x ocular: Orthoskop Okular f = 18 mm.

Dimensions of case: 164 x 29 x 22 cm.

The Carl Zeiss Jena astro department was the historical astronomical instrument division of the Carl Zeiss company in Jena, Germany, established in the 1890’s it was renowned for producing telescopes, planetarium projectors, and other scientific instruments.