It's a bird

by Vian Esterhuizen

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You should create your own custom profiles for the inverted lenses.


For the insect closeup, you will need a prime lens and is a dedicated 1:1 macro lens, like the 50mm, 100mm, or 180mm. Even though these lens provide good results, you can add more magnification by adding extension tubes. Extension tubes are hollow tubes that sit between the camera body and the lens. But by using extension tubes, you could find difficult ...


PB-6 has more tolerances for more mounting rings, especially if one has to use old metal converters on medium and large format lenses. PB-4 can also mount those manual converters but for some tight angles may interfere with free movement of the bellows. PB-6 design is more accommodating. That is the response I got when I asked a true expert, an expert who ...

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