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

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    Olymplus EM-1 , 25mm f1.8

    EM-1+ 25mm f1.8 + Swa 80HD, A very good combination of free from any dark corner. very fast automatic focus as well. The M,Zuiko Premium 25mm f1.8 is an outstanding lens for both general purpose as well as for digiscoping.
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    Digiscoping with Leica X-vario

    I think Neil understands the distance away from my bird hide. This shot was taken at 50mm (35mm format equivalent) of the camera. The image here is cropped afterward. Vignetting is noticeable below 45mm and forming a circle near its wide end.:C It best performance is between 45 to 60mm (35mm...
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    Bird ID in Hong Kong

    Can any one help to identify if the one in the middle with white head a black-tailed Godwit ? Thanks. http://www.hkbws.org.hk/BBS/viewthread.php?tid=19737
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    Swarovski DCA-zoom modification

    Please click the following path to see. ;) http://www.hkbws.org.hk/BBS/redirect.php?tid=14377&goto=lastpost#lastpost
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