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Bob Johnson · 01-31-2021, 05:11 PM

Here is a picture which compares the focusing of LED vs Incandescent bulbs. The pictures were taken with a clear plexiglass lens. The adjusting screw was adjusted to give the smallest (most concentrated) pattern.

Judge for yourself.
Bob Johnson

01-31-2021, 05:11 PM	#1
Bob Johnson Senior Member Join Date: May 2010 Location: California Posts: 981	LED Focus Here is a picture which compares the focusing of LED vs Incandescent bulbs. The pictures were taken with a clear plexiglass lens. The adjusting screw was adjusted to give the smallest (most concentrated) pattern. Judge for yourself. Bob Johnson