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Harry Lavo | all galleries >> Tests of Various Lens / Camera-Lens Combos / Lens Settings >> Sigma 70-300 "Wild Lily" Macro Test > wild_lily_004.jpg
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10-JUL-2007 Harry Lavo

wild_lily_004.jpg

Holyoke, MA

1/250s f/16.0 at 300.0mm iso200

Another surprise. This represents a step backward from f13. Why? Could be defraction, but then f/19 should be worse still....it isn't. Your guess is as good as mine.

Nikon D50 ,Sigma 70-300mm f/4-5.6 APO Super Macro
1/250s f/16.0 at 300.0mm full exif

other sizes: small medium large original auto
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Guest 20-Oct-2007 13:52
No surprise and there are no guesses needed. It's physics, it's called diffraction.