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

Importance of size of exit pupil (1 Viewer)

Exit pupil not a big deal unless you are wearing glasses. Then eye relief, exit pupil size etc are a big deal. I asked this in a different thread.

I have seen some 25mm binoculars that worrked well with glasses, and it was due to the exit pupil.
 
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