image buffon g_histoire naturelle_nouvelle_1799_v5_plate 10
Image number: RS.13557
Credit: ©The Royal Society

Burning glass

Date

1799

Creator

Unknown, Engraver

Object type

Material

Technique

Dimensions

height (print): 206mm
width (print): 132mm

Subject

Content object

Description

Study of a circular, concave burning glass, or Archimedes’ mirror, with a central screw and presented on a tripod mount. The reverse of the mirror is shown leaning against a pillar.

Plate 10 from the book Histoire naturelle, généralle et particuliére…Nouvelle edition, by Georges-Louis Leclerc, Comte de Buffon and C.S. Sonnini, volume 5 (Paris 1799).

Inscribed above: ‘Planche X.’

The accompanying text describes the mechanism as: ‘Miroir de réflexion rendu concave par la pression d'une vis appliquée au centre’. (Reflecting mirror made concave by the pressure of a screw applied to its centre).

Georges-Louis Leclerc, Comte de Buffon (1707-1788), French naturalist and man of science, was elected a Fellow of the Royal Society in 1740.

Charles-Nicolas-Sigisbert Sonnini de Manoncourt (1751-1812), French naturalist.

Associated place

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