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

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  1. gandytron

    Tamron 2nd generation SP 150-600mm Di VC USD 'G2'

    I'm in the market for one of these 150-600 Sigma/Tamron offerings at the moment - it seems to me that the Sigma Contemporary does not give up much to the Tamron G2, especially when the G2 is 61% more expensive but its resolution and AF are only marginally better (granted the Tamron G2 has better...