actinometer

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Then note down everything you have done—kind of view, stop, speed of plate, exposure of each plate, and length of exposure of actinometer.

From Scientific American Supplement, No. 492, June 6, 1885 by Various

Another object was, to bring down specimens of air from different altitudes, for analysis; to try the effect of the actinometer at great elevations; and to note the hygrometric condition.

From Chambers's Edinburgh Journal, No. 456 Volume 18, New Series, September 25, 1852 by Chambers, Robert

The actinometer indicated an exposure of thirty seconds where in good light one would be right.

From Scientific American Supplement, No. 492, June 6, 1885 by Various

With daylight, however, the light is constantly fluctuating, and this renders the use of an actinometer a necessity for correct exposure.

From Wireless Transmission of Photographs Second Edition, Revised and Enlarged 1919 by Martin, Marcus J.

It should register about 40 deg. with an actinometer used to test silver solutions.

From Photogravure by Blaney, Henry R.