The Hoya – Pentax – Tokina – Tamron (and Samsung) Conundrum: Who owns who
Following various photography forums, it has become apparent that people have many widely held misunderstandings regarding the co-operation and ownership between Hoya, Tokina, Pentax and to some extent Tamron.
The reason that so many people get confused about the relations between these companies is simple: the companies have co-operated with each other on lens design and manufacturing. Here are a few misconceptions that seem to surface regularily:
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