CAMERA RESOLUTION TRIPLES
Digital cameras sporting light sensor chips with three times the normal resolution go on sale later this year. The high-resolution sensor is based on technology developed by Silicon Valley firm Foveon, which until now has only used the system in professional cameras costing thousands of dollars. Polaroid is now bringing Foveon’s technology to the consumer market.
Conventional digital cameras record images using a mosaic of colour filters superimposed on an array of light-sensitive pixels in a charge-coupled device (CCD) chip. The filters allow only one colour to pass to each pixel. So three pixels are needed to…
