⭕ Alcon Allegretto Wavelight Allegro Analyzer with manuals, Calibration Eye and Printer. The Allegro Analyzer takes a detailed WaveFront scan of your eye utilizing only visible light. The process is fully automated so no off-line calculations or refactoring need take place. Utilizing the Tscherning principle, the Allegro Analyzer projects an image of its measurements back onto your eye so the surgeon can constantly verify that the measurements are correct. Decentered measurements are automatically excluded from data output before it is sent to proprietary WaveLight data processing software. Excellent device for customized refractive vision correction. Calculates the individual wavefront aberrations of the eye. Allows wavefront-guided treatments in conjunction with the WaveLight laser systems. The successful treatment of vision disorders requires accurate diagnosis. As the first company in the industry to perform wavefront measurements on the human eye, WaveLight has accumulated vast experience in this field of refractive surgery.