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

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  1. T

    Frustrated Eyeglass Wearers Rejoice

    Then it sounds as if you have quite strong astigmatism in your viewing eye and need a cylindrical correction in your glasses. I'm not familiar with Nikon eyepieces, but believe yours is intended for digiscoping and may lack a rubber eyecup. Perhaps you could cobble up some protection with a...
  2. T

    Frustrated Eyeglass Wearers Rejoice

    With the 27x eyepiece on your scope, the exit pupil is less than 2 mm, so unless you have severe astigmatism (a large cylindrical correction) in your viewing eye, I don't think the use of your spectacle lens will result in any visual improvement. A spherical correction (simple far or near...
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