#metrology — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #metrology, aggregated by home.social.
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Is Your Flashlight a Lumen Liar? Build a DIY Integrating Sphere - A lamp used to be simple thing: just stick a filament in a glass bulb, pass a curr... - https://hackaday.com/2022/02/07/is-your-flashlight-a-lumen-liar-build-a-diy-integrating-sphere/ #integratingsphere #toolhacks #metrology #optical #lumens