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The "beam of light" created from a strop is different than the light you will see when honing. If the edge reflects light when honing signifies that the bevel and edge don't meet to form a V. A slack...

Usually when I hone I look for the least amount of light reflecting on the edge. Usually if I see a thin line of light it means that the bevel doesn't go all the way to the edge, but light stropping...