For light linking you have to go to Window>relationship editor>Light linking>light centric. You will have 2 panels one with lights on the left and one with geomerty affected by the lights on the right.
IF you dont want a light to hit certain objects just deselect them on the right side.
I am enough of an artist to draw freely upon my imagination, knowledge is limited, imagination encircles the world. (Albert Einstein)
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