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

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  1. M

    Stiff focus knob, disconnected faster focus knob

    Been wrapped up ready to send in for repair for a couple of weeks. Thanks for advice.
  2. M

    Stiff focus knob, disconnected faster focus knob

    I'll give Opticron a call, thanks all.8
  3. M

    Stiff focus knob, disconnected faster focus knob

    I have an Opticron GS 665 GA ED scope. It has two connected focusing knobs, one for fine adjustments. The bigger focus knob is very stiff, requiring two fingers to turn. I can see the fine adjusting knob turn fast when I turn the course focus. However, turning the fine adjustment knob, which...
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