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

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  1. J

    SDL v3 Eyepiece Now Shipping

    Hi Mike, since I also use an SDLv2 on a TSN-3 I would love to hear about your experiences with the v3 - if you get it... my fingers have been itching quite a bit... Joachim
  2. J

    SDL v3 Eyepiece Now Shipping

    Hi, thanks for reporting back! And have fun with your digiscoping setup. What objective do you use on the camera - or none at all? Joachim
  3. J

    SDL v3 Eyepiece Now Shipping

    tfov in m/1000m = tfov in deg * 17.45 tfov in ft/1000y = tfov in deg * 52.5 But obviously the true field of view is sth which depends on the whole system of scope and eyepiece. The eyepiece only determines the apparent field of view in degrees. You get the true field of view by dividing that...
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