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View Full Version : Baryt Aplanat 260mm f6.8 HELP Needed



ajsikel
28-Mar-2017, 13:31
Rapid-Baryt-Aplanat "Helios" f 6,8 No.4 F=260mm163169


Guys, any of you, dear Gentelmen know this lens?
ever had it, met it , shaken hands with?
What might be the max IC of this lens and film format?
will appreciate any idea.
peter