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

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  1. elkcub

    A Users Quartes of Vintage Swift's

    Hmmm. Looks like a late model 1c, circa 1970. But do the objective bumpers match? I'd ask Nicolas Crista. He might have such parts. Ed
  2. elkcub

    A Users Quartes of Vintage Swift's

    Yeah, I wouldn't be surprised if the Japanese manufacturers routinely sold the same models under different brand names. I've come across that even with Hiyoshi Kogaku, JL B-56. My one "Holiday" experience was tainted by the use of BK7 prisms and a great deal of vignetting. :( Ed
  3. elkcub

    A Users Quartes of Vintage Swift's

    Nice writeup, Steve. Very interesting. :t: I have a 7x35 Fully-Coated Model 770 Nighthawk with an amazing 576' FOV, or 77ยบ AFOV. It was probably made in 1974 by JL B191 and also has BK7 prisms, which produce a squared EP. Nicolas fixed it up to perfection. Eye relief is fairly small but I...
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