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    Determining the date of manufacture of the Hartmann Wetzlar binoculars

    Some Hartmann data I found in my notes: Bernina 7x50 CF=1982 serial number 150028, same binocular IF serial number 157180, Bernina 10x60 serial number 152009, Bernina 25x80 149798, Bernina 30x80 monocular 1003. Gijs van Ginkel
  2. G

    Determining the date of manufacture of the Hartmann Wetzlar binoculars

    In the past century (around 1970-1985) I have visited the Hartmann company a couple of times and mr. Hartmann showed me the binocular production facility and he supplied me with quite a bit of information and some of the Hartmann binoculars. I have made an overview of the companiy history and...
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