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

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  1. V

    10x50 EL or 10x54 HT

  2. V

    10x50 EL or 10x54 HT

  3. V

    10x50 EL or 10x54 HT

    That may be due to vignetting by a too large EP vs a smaller eye pupil? otherwise it sounds a bit strange. The light rays from exit pupil is more of a cone (ending in a focal point) than a tube so it means that the correct distance will match your pupil size, being too close might give...
  4. V

    10x50 EL or 10x54 HT

    I mean the effective eye relief when wearing eye glasses with the eye cups in the lowest position. The eye cup design/depth will affect how close you can get with your glasses to the ocular glass and thus how much of the stated ER that is usable. (stated ER seem to be measured from the ocular...
  5. V

    10x50 EL or 10x54 HT

    ok, I thought you already had some smaller bins... when using glasses the ER of the Swaros are much overrated, the eye cups are deep, and eats 4-5 mm, of the 20 mm ER. the Leicas might work for you, less stated ER but eye cups are shallower, but you got to try it for yourself Personally I...
  6. V

    10x50 EL or 10x54 HT

    The HT:s are specialized low light bins, and have about 5% higher light transmission and 17% larger objectives than the EL:s. I think the EL:s are more versatile, but the HT:s will perform better in twilight. The edge sharpness of the EL:s is a very nice feature and the HT:s lag in that aspect...
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