Exhibit: Dynactinometer, to measure the intensity of the reflected photogenic radiation and to compare the power of lenses or object glasses.

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Exhibition:	1851, London, Great Exhibition	More from this exhibition >
Exhibit number:	296.03, v 1, Class 10, United Kingdom

Photographer:	Claudet, Antoine François Jean (1797-1867)	More by this photographer >
Full title:	Dynactinometer, to measure the intensity of the reflected photogenic radiation and to compare the power of lenses or object glasses.
Process:	Not Listed [Apparatus]	More by this process >

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Exhibitor:	Claudet, Antoine François Jean