...front element of the rear lens group. You do not want to try partially disassembling the lens to clean it. Either Tamron or a good camera lens repair technician should be able to perform what is ...
...front lens element, trying to remove the lens for cleaning will invite disaster in short order. There are hidden set-screws, grease, precise distances, and sometimes timing positions involved. If the ...
Question about Tamron Cameras
...camera body. By mounting the lens back to front using a reversing ring you can achieve some really stunning macro magnifications but then you need a tripod, powerful flash and absolutely no wind... ...
...front and beyond the point of focus that will also be in focus. Large apertures (low "f" number s like 1.4 to 2.8 ) = narrow DOF and small apertures (high "f" numbers like 16 to 22 and beyond) = wide ...
...dark halo, is caused, by the size of the lens. The convertor lens, is smaller than the front lens of your Samsung and blocking the light on the sides. That is the halo you see. If you want a ...
...Front and back focus tests are good to run. You need to do it for each prime lens (fixed focal length) you have, and at your favorite focal lengths for wide angle zoom lenses too. That ...
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