Ishihara 38 Plate Chart Book for Color Blindness Test & Monitoring Seamless rounded corner top Scooter Accessories

Ishihara 38 Plate Chart Book for Color Blindness Test & Monitoring Seamless rounded corner top Scooter Accessories Seamless rounded corner top The Nonin Onyx Vantage 9590 is a valuable tool in any situation where a fast and accurate reading of blood oxygen saturation and pulse rates are needed * The Nonin Onyx Vantage 9590 fingertip pulse oximeter is intended for use by health professionals * Clinician facing brilliant easy to see LED SpO2 and pulse rate can be read from any angle day or night * Three color pulse quality indicator LED Provides a quick assessment of patient pulse quality * Nonin s proven PureSAT© SpO2 technology for accuracy in the widest range of patients and settings * One product for both pediatric to adult patients * Accommodates a wide range of finger thicknesses: 8 mm to 25 Accepted by leading authorities as a simple and accurate method for discovering congenital color blindness and red green blindness each in two forms complete and incomplete * Includes four special plates for tests to determine the kind and degree of defect in color vision * Makes use of the peculiarity that in red green blindness blue and yellow appear remarkably bright compared with red and green * Color plates encased in specially designed album type books for ease of handling * Detailed instructions included