why refleaction of light on floor

Blender Asked by atek on December 7, 2020

I have a area lamp pointing front side with emission of 100 in cycles. Why the shadow or glow on the floor. As show in the image below. I want to have a a glow as seen below but there should be no glow on the floor. Any way for the solution.

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One Answer

The area light is NOT parallel.

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The floor is lit by the indirect light. Also the reflection.

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Use emission material instead of area light if you like the result in the picture.

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Correct answer by bao007fei on December 7, 2020

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