WHY IS WORLD BOOK DAY ON APRIL 23?
Did you know that a whole slew of notable historical events that […]
R. John Koshel
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This entire field of nonimaging optics is an evolving field, and the editor plans to update the technological progress every two to three years. The editor, John Koshel, is one of the most prominent leading experts in this field, and he is the right expert to perform the task.
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