Rodenstock Apo Sironar N MC 210mm F5.6 lens Copal #1 (Caltar IIN)
Latest version of the Sironar N line.
Sold by Calumet under their "home brand" Caltar.
Modern, multicoated glass, Apo corrected Sironar N lens.
Appears to have never been used, but box is open.
No handling marks other than for purpose of taking photos.
Original caps, retaining ring, paperwork, box and foam insert included.