Focus Stacking in the field has become a practical reality for me thanks to what Panasonic calls 4K post focus, avaiilable in the GH4 and several other models….. The very first time I saw the remarkable images that a scanning electron microscope could generate I was completely hooked. The Sunday Times colour supplement, a journal of quality in those pre-Murdoch days published a series of images by the remarkable Lennart Nilsson. Every detail was revealed in sharp focus by taking layers within the target and building up an image created via…