There are already rumors that Ricoh is planning to revamp the current DA★ lenses with new motor drives and electronics and the first two lenses benefiting from this treatment will most likely be the current 16-50mm f/2.8 and 50-135mm f/2.8 models. In the case of the DA★ 16-50mm f/2.8 the revamping could include some tweaks … Continue reading Ricoh has a new patent for an improved Pentax smc DA★ 16-50mm f/2.8 lens