| abstract |
The present invention provides an analyzer useful in determining the presence of an analyte using a diffraction based sensing device and variety of different diffraction-based diagnostic methods and systems. The analyzer enhances the accuracy and/or usefulness of these devices in detecting analyzers, while providing more ease-of-use and convenience to the user. The analyzer may include a light source, a photodiode, a microprocessor and a display system for informing the user of result. Other features include mirrors, lenses, a sample holder, and a mask for blocking out some light. The analyzer and related method and system may be used in a large number of environments, including commercial, professional, and individual. |