camera lucida

(redirected from camera lucidas)
Also found in: Dictionary, Thesaurus.
Related to camera lucidas: camera obscura

camera lucida

[¦kam·rə ′lü·səd·ə]
(optics)
An instrument having a peculiarly shaped prism or a system of mirrors, and often a microscope, which causes a virtual image of an object to be produced on a plane surface, enabling the image's outline to be traced.