M42 mount G-Sonnar 90mmF/2.8 by koji kawakami

koji kawakami | all galleries >> Lenses >> Carl Zeiss Contax G lenses >> G-Sonnar T* 90mm F2.8 > M42 mount G-Sonnar 90mmF/2.8

How to make GS90 to M42/F mount > http://www.pbase.com/kkawakami/lens_mods_g_sonnar_90mm_to_f
It has the name of Sonnar, to me the design is much closer to Ernostar type which is ancestor of Sonnar.

other sizes: small medium large original auto

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