Path of rays
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The path of rays in the lower half of the picture is faulty: The rays are not influenced by the concave lens at all (in reality, they were). -- 141.44.25.67 (talk) 14:43, 14 May 2008 (UTC)
The path of rays in the lower half of the picture is faulty: The rays are not influenced by the concave lens at all (in reality, they were). -- 141.44.25.67 (talk) 14:43, 14 May 2008 (UTC)Reply
