ri-scope L retinoscope a premium, hand-held instrument with renowned optics and reduced reflection, available with Xenon illumination and a wide range of power supply options. Errors of refraction, such as short and long-sightedness, as well as astigmatism can be recognised and determined. Just the head for Riester Retinoscope- type C handle - 3.5 volt item # 10544 With one of the largest catalogs of medical, surgical and diagnostic supplies available online, Medex Supply can accommodate your facility's needs for Diagnostic Tools. Retinoscopes can be found in our extensive online collection of products from globally recognized and trusted brands, including Riester. An excellent option to consider is the .