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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

    Brock, I just sent you a PM.
  2. J

    Historical Review of Swift 804 Audubon Binoculars

    In prior posts to this thread, the Swift 9x42 was mentioned. One just sold on eBay in the UK and photos are still online. It's a great looking binocular, and as the seller says, it's hard to imagine why Swift-Pyser would have marketed something so close to the 804R. Here is the link. If it...
  3. J

    Historical Review of Swift 804 Audubon Binoculars

    Thanks Henry. I'm off to work, but I'll read and follow all those other links later. Somewhere in the past week I saw the weight of the SARD Mark 43, which was four pounds, and that is what got me thinking about this. Granted, nobody would have used the SARD for birding, except for scanning a...
  4. J

    Historical Review of Swift 804 Audubon Binoculars

    Thanks for that. I can't get the newsletter online, but I found a photo of him with those bins on the Patuxent WRC site. He has probably had such a productive career in birding because he never wasted time on BF arguing about mostly imagined differences between his Louisville Slugger 10x70 and...
  5. J

    Historical Review of Swift 804 Audubon Binoculars

    I have been thinking about the attribute, "Feather Weight," proclaimed on the first (Type 0) and several subsequent 804s. If the binocular really was developed according to suggestions of ornithologists, then this statement might be more than hype. But "Feather Weight" compared to what? A lot...
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