Topic: Getting inside Contax 18/4.0

Hi,

Can anybody help me with getting inside a Contax 18/4.0 Distagon? It's a MM version of this lens.

Thanks,

Jaap Jan

CZ 18 28 50 85 135  MD 28 35 50 85 135 Rollei SL66 80 150 250  RTSIII Aria(2x) X700 X300