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

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  1. J

    Historical Review of Swift 804 Audubon Binoculars

    Here are a few photos. The eyecups, as you can see, are like those on the left in the Cloudynights forum photo. They are not an Ebay purchase.
  2. J

    Historical Review of Swift 804 Audubon Binoculars

    I have a set of the Audubon 804 mkII with the blue ribbon on prism cover. The eyepieces look like those on the first body design, but the focus knob is like those on the later models - between the body hinges rather than the hinge and bridge. There are no flaps that I can see on the vinyl for...
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