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laboratory:measuring-lights-faq [2016/11/20 22:52] vitaliy_kiselev |
laboratory:measuring-lights-faq [2017/08/16 14:09] (current) vitaliy_kiselev |
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+ | ===== Measuring Illuminance ===== | ||
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+ | It is not so simple as it can look, as you need sensor with proper spectral response as well as proper integration hemisphere. | ||
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+ | What is the good cheap lux meter that is more or less accurate (it is considered around +-10%) | ||
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+ | I suggest to get this one - https://www.aliexpress.com/af/lux-meter-lx1010b.html (with large white integration cover). | ||
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+ | It is far from perfect, but not very bad for many lights. | ||
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===== Color quality estimation ===== | ===== Color quality estimation ===== | ||
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+ | ===== TM-30 Samples ===== | ||
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+ | {{:laboratory:s267.jpg}} | ||
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+ | ===== TM-30 Rf versus CRI Ra ===== | ||
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+ | {{:laboratory:s272.jpg}} | ||