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

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  1. H

    Dusk light performance relative to weight, NL Pure 10x32 vs 10x42

    Thanks Jan. Pretty much what I expected. The same disappointment for me as when there was no 8x50 EL Swarovision. I'm sure these large aperture, but medium to smallish exit pupil binoculars will be OK, but they're not likely to push the envelope toward a better image quality like a well executed...
  2. H

    Dusk light performance relative to weight, NL Pure 10x32 vs 10x42

    Yep, I've done that a few times. I expect the range of effective exit pupils in daylight when the eye's small entrance pupil stops down the binocular exit pupil to be the same in both an 8x52 NL and the 8x42 NL, so I don't expect a brighter image, but would hold out some hope for a cleaner, more...
  3. H

    Dusk light performance relative to weight, NL Pure 10x32 vs 10x42

    If the FOV is wide enough and the axial aberrations in daylight are improved enough over the 8x42 NL I'd happily dump my 8x42 NL for an 8x52 without even checking the price.
  4. H

    Dusk light performance relative to weight, NL Pure 10x32 vs 10x42

    An 8x52 NL would get my attention. Any chance?
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