Turbidity provides the consumer's first visual impression of beer quality. Consumers expect a filtered beer to be a clear, bright, non-hazy product that remains so during its shelf life. Hazy products are often regarded as defective and perhaps even potentially harmful. Judging a beer, whether as a Final product or in the brewing process, is largely a matter of evaluating visual and flavors. Will it taste right? Is the color developed right? Is it blended right? Is it clear? If it’s not clear, does the haze indicate a production issue? Beer haze may be defined as an insoluble or semi-soluble particulate matter which is small enough to form a colloidal suspension in beer. These particles scatter transmitted light and are observed as degradation in the transparency of the beer. The brewers have to be very keenly control the beer clarity while brewing in order to assure similar quality and taste every-time. Visual inspection has grown more and more inaccurate and difficult for la