Actual Size Ruler:- There are a number of sites online that offer actual size rulers. Depending on the monitor dimensions, it is possible to bring up an accurate 12-inch ruler onscreen. Some of the sites require users to enter monitor size, but some are able to analyze dimensions automatically. An onscreen actual size ruler may not be 100% accurate, largely because the appearance is a function of
. computer monitor dimensions. For sensitive measurements, it may be wiser to purchase or print an actual size ruler. Try these links: http://www.myonlineruler.com/ or http://pective.com/pic/1-foot-ruler
