Filed under: Displays, HDTV, Home EntertainmentHitachi has developed a prototype display with an amazing 8 million to one contrast ratio, achieved by combining a traditional LCD display with an LCD projector and multiplying their respective contrast ratios. Designed for dark rooms, the prototype is said to be targeted at a 30cm depth using a short focal-length projector model. The LCD panel sports 1080p resolution, while the rear projector is a standard 720p type. Hitachi also claims that 3