WTB: SK/Alpa APO-Helvetar - 28mm or 43mm

[tylerallenmohr]

If anyone has either in good condition for sale, please PM me. Looking for Alpa mount w/copal 0.

References pages:​

https://www.alpa.ch/en/article/apo-helvetar-5-628-mm-xl-lb

https://www.alpa.ch/en/article/apo-helvetar-5-643-mm-xl-lb
​

Would be interested in the center filters too.




Thanks,
~ Tyler