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fluorescent imaging

  1. Dr Klaus Schmitt

    I got an U.V. lens donated...

    Well, there is a special story behind this lens I am going to present here. I got a lens donated for my work by a forum member I am part of, a very kind and actually very touching story, as I never would have expected that... So now on to this f4.3/172mm lens, which has a built in blue (?)...
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