การดู
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LUX meter to PAR meter hack | Use a cheap LUX meter to measure PAR
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Calculate PAR With A Cheap LUX Meter Easily | LUX vs PAR Meter Part 2
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How to Measure Light Levels in the Workplace
7:52
PPFD Meter app and Uni-t lux meter bluetooth pairing test
10:05
How to Measure Lumens with a Lux Meter
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HOW TO USE LIGHT METER FOR PLANTS?
9:37
How to Use a Light Meter for In-Studio Portraits
5:08
The Film Lab: Light Meters
