Rapid Baryt Aplanat Helios F8 Ser D No3

[Darko]

Does anybody have any information about this very old brass lense. I have baught it with an old wooden camera. Any information would be usefull. Thanx in advance...

..darko

[Ole Tjugen]

I don't think it can be very old, since it is most likely made with the new-fangled Barium crown glass, which only became available around 1895.

Apart from that, I don't know anything about that specific lens, not even who made it. :)