bn:00015013n
Noun Concept
Categories: Precursors of photography, Drawing aids, Artistic techniques, Optical devices
EN
camera lucida
EN
An optical device consisting of an attachment that enables an observer to view simultaneously the image and a drawing surface for sketching it WordNet 3.0
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EN
An optical device consisting of an attachment that enables an observer to view simultaneously the image and a drawing surface for sketching it WordNet 3.0 & Open English WordNet
A camera lucida is an optical device used as a drawing aid by artists and microscopists. Wikipedia
An instrument that uses a shaped prism or mirrors to cause an apparent image of external objects to appear as if projected upon a plane surface, so that the outlines may be conveniently traced. Wiktionary
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