In its January 2011 review and forecast of the laser industry, Laser Focus World projected worldwide commercial laser revenues of $7.05 billion, of which about $3.3 billion are laser diodes.  The article goes on to provide an extensive discussion into where and how these lasers are used.  By comparing the forecasts for 2011 with those of preceding years, one is able to gain a perspective of larger trends and external factors affecting the laser business.