MONITORING COFFEE GRINDING WITH LASER DIFFRACTION PARTICLE SIZE ANALYSIS The flavor and strength of coffee depends on the coffee beans selected, the roasting process, the brewing method and the fineness of the ground coffee used. In commercial grinding, the process is well developed and monitored by the use of laser diffraction particle size analyzers. The speed, consistency, and ease of use have made it the most popular method for process control. 新一代的高性能激光粒度分析儀