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

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  1. Hawki

    300mm lens for birds ?

    A couple to things to keep in mind here ... Typically, a quality prime lens with a matched TC will yield very good results. Some of the longer zooms like the BigMa (Sigma 50-500) or the Tamron 200-500 offer one heck of a bang for the money and are not a bad direction to go. In any case, no...
  2. Hawki

    300mm lens for birds ?

    Hey Bonsai, A 300 would be a fine choice as a first lens. There are some very decent 70-300 and 100-300 zooms out there at reasonable prices. (ebay would be a good start) Your camera will operate at 1.5x because of the APS-C size sensor so a 300mm lense will operate at an effective length of...
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