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

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  1. Anderlfs

    The topic of eye relief. What is it actually?

    A forum user measured these two models that corroborates your experience. Zeiss Conquest HD 8x42 has a usable eye relief of 16.5mm, while the GPO Passion ED 8x42's usable eye relief is 15mm.
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