Preview insight into Sony's new Alpha A500, A550, and A850 DSLRs

[DPNow]

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Sony has expanded its mid-range DSLR offering with two new models, the Alpha 500 and Alpha 550, as well as producing a more affordable version of the Alpha 900 flagship, called the Alpha 850. After a thorough briefing on the new products earlier today, here is our analysis of what Sony has to tempt us with.

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