1 - 2 of 2 Search Results for photometer
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EOOct05
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... , the prototype has to be tested for luminous intensity at a distance (usually more than seven metres). This can be done using either a large screen photometer, such as Radiant's PM Series Imaging Photometer, or a larger form of goniometer, like the PM-GONI, also made by Radiant. Once the total output ...
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