Some Tamron lenses are only compatible with certain cameras, to solve this confusion ephotozine has compiled a detailed list for you to identify which lenses are available for which cameras. So, here you go. Di Lenses (Designed for DSLR cameras) 
Di Lenses (Designed for DSLR cameras)
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Di-II lenses (For APS-C sized DSLR cameras) 
Di-II lenses (For APS-C sized DSLR cameras)
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Di III lenses (For Sony mirrorless cameras) 18-200 f/3.5-6.3 III VC You can shop online for these Tamron lenses here.