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

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  1. B

    blackouts at AFOV of greater than 60 degrees- why

    Just wanted to mention the same thing about my vintage wide angle Japanese porros from the 70's. They probably have the same type of eyepieces and black-outs are much less than on any modern day roof prism bino with long eye-relief.