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

Recent content by socratic

  1. S

    Kowa 884 with Sony A7r - Very Soft Focus

    I actually gave up on getting good results and picked up a Sony 200-600 zoom lens. I had been using the Kowa T and camera adapter directly connected to the scope. I haven't had a chance to use the Sony lens yet other than testing it out, so don't have any comparisons, but the extra couple of...
  2. S

    Kowa 884 with Sony A7r - Very Soft Focus

    Ran this optics test to see the difference between my Sony 70-200 zoom lens and the 20-60 zoom with the 884. In order to match up the size of the two targets, I had crop the Sony image - probably 300-400x normal. I did do some touch up with contrast and exposure to get each as crisp as I...
  3. S

    Kowa 884 with Sony A7r - Very Soft Focus

    Yes, I have a 20-60 Kowa Zoom that seems (to my eye) to be sharp as a tack. Only when I use my A7r do I see softness. I fugured I simply had some setting like APS-C vs full frame in wrong mode, but have checked that along with almost any setting that can affect the focus issue. :(
  4. S

    Me, My Camera or Scope?

    Hello all, just registered on this forum. I am new to digiscoping but wanted to augment my tools for photographing wildlife from a distance. I picked up a used Kowa 884 and purchased the adapters necessary for my Sony A7r. I have spent the last couple of days testing out the scope and having a...
  5. S

    Kowa 884 with Sony A7r - Very Soft Focus

    Thanks to both of you for your advice. Will re-post in the other forum and see if anyone has suggestions.
  6. S

    Kowa 884 with Sony A7r - Very Soft Focus

    Hello all, just registered on this forum. I am new to digiscoping but wanted to augment my tools for photographing wildlife from a distance. I picked up a used 884 and purchased the adapters necessary for my Sony A7r. I have spent the last couple of days testing out the scope and having a...
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