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

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  1. Steve Babbs

    Zuiko 100 - 400 vs 300

    I think that the fact that I will be on a trip with a lot of dawn/dusk/after dark mammal watching is making me ponder changing but it is a rather small difference in maximum aperture. I suspect mammals will be far enough away that they fit in the frame at 300mm but they could be closer when I...
  2. Steve Babbs

    Zuiko 100 - 400 vs 300

    I would agree about the 300 clearly being better for birds but I am very much an all round naturalist and in the last twenty or so years mammals have taken over from birds as my priority group on foreign trips.
  3. Steve Babbs

    Zuiko 100 - 400 vs 300

    It does sound like having both is the best option. Whether I can justify the cost of having both, with finite money to spend on wildlife watching and foreign trips always being my priority, is something I will have to ponder.
  4. Steve Babbs

    Zuiko 100 - 400 vs 300

    Dear all I bought the 100 - 400 lens as when I got the OM1 I was about to go on a trip to Uganda and so needed a wide telephoto range for larger mammals that were fairly close. I am now considering changing to the 300 mm as most users find the AF considerably better, the images sharper and the...
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