par light sensor — Parallax Forums

par light sensor

Archiver Posts: 46,084

2004-02-01 02:50 edited 2004-02-01 02:50 in General Discussion

i want to construct a light meter for greenhouse use and i want to
measure par light from 400 to 700nm. is there a sensor available to
that can measure this light and connect to a bs2. thanks

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