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Review Summary
2011-09-10T21:00:00
I recommend this filter if you are into Macro Photography...
ABNER C.




Diopters are optical close up lenses that make macro photography easy.
When added to a lens they greatly narrow the depth of field while reducing the minimum focusing distance of your lens.
The effective focal length of the dioptere are:
+1 = 1000mm
+2 = 500mm
+3 = 333mm
+4 = 250mm
+5 = 200mm