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

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  1. V

    A Brief Review of the Zeiss Harpia 95

    I think it's more like 57mm, also your eye pupil will stop down any scope to about that size in daylight. ;) But, expensive yes, even at 70x mag... A reasonable edge sharpness and CA control at 23x with that large FOV would probably not be possible without stopping down the scope a bit...
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