Sony A5100: super-fast autofocus camera

Thanks in no small part to smartphones, digital cameras today need to compete not just in raw power but also in portability. To fill its shelves with such products, Sony is launching the new A5100 which boasts of features that would sing to more serious photographers but still comes in a lightweight, ultra-compact package that won't make you feel like you're lugging around half your studio around with you.

Sony launches Alpha A7S: full-frame 12.2 MP, ISO up to 409 600, 4K output via HDMI

At the press conference for the opening exhibition NAB Show 2014, Sony has launched Alpha cameras α7s toward users have higher demand for film, especially the support of 4K content through the HDMI connection.