A fine didactic example of Galilean optical configuration or telescope, 19th century

A fine didactic example of Galilean optical configuration or telescope, 19th century

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Circa

19th century

Country of manufacture

France

Categories: Scientific, Telescopes, Physics & Chemistry, Telescopes - Other, Telescopes - Refracting

Description

A scarce antique didactic example of Galilean telescope, ei an optical configuration with a small bi-concave lens and a bigger plano-concave lens.

This didactic optical model shows the ways of the rays of light from the firt lens to the second lens and how they arrive in the eye of viewer.

Very good condition for this rare wooden and brass experimental Galilean telescope.

 

Size : 15,3 cm lenght and 24,7 cm height.

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FR Le Zograscope

Established by Alexandre Piffault in 2014 and based in Paris at 5 rue de Condé, 75006, very close to Odéon, Le Zograscope specializes in antique and rare books in Science, Medicine and Technology, and rare antique instruments in the same fields. We have especially a strong interest in early and continental microscopy, early and special mathematical/drawing instruments, medical and surgical instrument, and rare technology.

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