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xm372494067
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樓主  發(fā)表于: 2010-08-18 18:03
請問(wèn)有人知道有沒(méi)有一種可以在半米內可以檢測鋼和鋁的感應器，可以在在零點(diǎn)幾秒以?xún)葏^別開(kāi)的，在此俺先謝謝大家了
jonnyhsieh
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1樓  發(fā)表于: 2010-08-18 19:17
鏡面反射式光電傳感器
jonnyhsieh
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2樓  發(fā)表于: 2010-08-18 19:47
第一帖是不是就要清楚說(shuō)明需求,何須補帖.
鋼和鋁的反射量不同,color sensor可以測試看看.

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