Most large-sensor cameras use a Bayer colour filter pattern to allow full colour images to be output - after "debayering". This entire process is now pretty routine but unfortunately what is also routine is the amount of light lost through the colour filter process. Less light means more noise, and noise is what ultimately limits the low-light capabilities all cameras

I don't want to make a big deal of this but we predicted that someone would produce a 4K tablet, and today we learned that someone has: Panasonic

And no, nothing to do with triple-gatefold sleeves. Panasonic's AV-HS410 Live Switcher apparently played an instrumental part in Marillion's successful attempt last month on the Guinness World Record for producing the World’s Fastest DVD Release.

The new Panasonic Lumix GH3 builds on its predecessor's video-friendly credentials, offering better compression and an all-round improved package. RedShark regular contributor Mark McCarthy of Sparky Media Productions bought one, and put it through its paces

Internet forums, YouTube and magazines are full of articles extolling the virtues of large sensor video cameras, whether it's the Red Epic or the Canon C300. But should we be obsessed with the Big Chips, or do they have a downside as well. Kieron Seth investigates.

James Mathers, Cinematographer and President of the Digital Cinema Society, writes about the state of 3DTV in the Post London Olympic era