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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

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  1. J

    Zuiko 100 - 400 vs 300

    In my experience, the slightly better optics of the 300 f4 only make a difference in ideal conditions. Most of the time I can't tell much difference between the shots of the two. (Though I think I have one of the better samples of the PL 100-400 (mine was made in Japan)). Personally, I'd save...
  2. J

    Zuiko 100 - 400 vs 300

    I have had the 300 mm f4 prime and the Panasonic-Leica 100-400mm since they first came out, and I still go back and forth on them (use them both on Oly bodies). I think for bird photography 400 mm is a big difference over 300 mm, so for me the f4 only becomes competitive with the 100-400mm if...
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