Moiré is an often discussed subject when it comes to cameras, but what really causes it, and how can it be dealt with? This is one of those articles where you need to be viewing this web page at 100% ...

Anti-aliasing smooths the raw and haggard edges on digital type and images on computer and handheld displays, wireless phones, printers, even digital cameras. Aliasing – jagged or stair-stepped edges ...