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luminous intensity unit comparison table
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candelaSyteme Internationalethe luminous intensity in a given direction, of a source that emits monochromatic radiation of frequency 540 × 1012 hertz and that has a radiant intensity in that direction of 1/683 watt per steradianin 1933 it was based on the luminous emission of a blackbody at the freezing temperature of platinum (2045 K)cd 13th CGPM1967base SI unitluminous intensity

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