Above: Canon FD 35mm F2 Rare Earth lens on the GH1 has some serious bokeh thanks to close focussing ability Okay, a slightly sarcastic title for this blog! It's not advice to be taken literally, the point is - Not very many people calibrate their LCD computer screens. And as we're about to find out, it makes a HUGE difference. For photography and video it's really important to have a nice neutral screen in terms of colour, contrast and brightness. Too dark and you may brighten an image to compensate, revealing too much noise in a video for example. Too light and you may loose shadow detail. ...