New answers tagged macro
Yes. What is a "diffraction limit"? explains why although I can see why you would not be able to find that if you did not know the term "diffraction limit" already.
It's a fact that using two lenses with one reversed works. Here are a few quick examples that I shot by combining two lenses: 50mm with 50mm reversed: 50mm with 28mm reversed: 105mm with 28mm reversed: These were quick, dirty, and hand held -- I held the camera with one hand and held the reversed lens against the camera lens, focusing simply by moving ...
I'm not quite sure why you're so skeptical; it's well-explained and the explanation seems plausible. To respond to your particular points, having read the page: The setup with the stool and glass is used for the photos where the snowflakes are on the glass and backlit. They are on the glass, 2.5-3cm away from the lens. The rings on the front of the lens ...
you want deeper sense, so you should be farther from the objest(but too far to see it), less mm(but to little to make it normal), and smaller F(but it depends on machinery. F/32 should be the smallest for most lens)
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