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

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  1. V

    New Sigma 150/600

    At f6.3, full frame really helps the bokeh, 7d mk whatever...
  2. V

    New Sigma 150/600

    hopefully the optics are better than the tammy at 600mm, it better be for $2000… but seems too heavy for walk-around photo, think sigma should have updated their 500/4,5 instead with OS, better glass, coatings and new tripod-foot.
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