camera lucida meaning in Hindi

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Other techniques include backscatter SEM, elemental mapping and " camera lucida " drawing.
They enclosed him like a protective box, a live-in camera lucida.
It's true the Camera lucida was invented before photography.
It's undoutedly also true that what you describe was a better substitute for camera lucida at various times.
:It sounds like the Camera lucida.
He invented the camera lucida ( 1807 ), the reflecting goniometer ( 1809 ), and the Wollaston prism.
Initially, these were copied out by hand, with the assistance either of tracing paper or a camera lucida.
Herschel used a camera lucida to obtain accurate outlines of the specimens and left the details to his wife.
The " camera lucida " is still available today through art-supply channels but is not well known or widely used.
Using a camera lucida and a camera obscura, he recreated what he believed was the method of the earlier artists.

noun.

an optical device consisting of an attachment that enables an observer to view simultaneously the image and a drawing surface for sketching it