56122L Includes Only:Coax Plus Ophthalmoscope, LEDWall TransformerCoax Plus Ophthalmoscope Head (p/n 5442) Features:High-performance aspherical condenser lens reduces corneal reflectionFurther reduction provided by utilizing distinct parallel observational and illuminating light beams (Gullstrand's Equation)Ergonomic design and integral thumb rest improves stability and allows one-finger control of all functionsSynthetic rubber brow rest facilitates use with practitioner eyeglassesDust proofMagnified, illuminated aperture viewing windowUniversal bayonet mount for compatibility with other brands of 3.5V power supply handlesAnti-theft locking feature is standard89 viewing lenses from -44 to +45 in single step28 aperture/filter combinations for improved diagnostic capabilitySecondary focusing wheel with zero retention for quick correction of ametropias, provides virtually unlimited fine focus or fast focus in lieu of the 89 viewing lensesThe addition of a Karo (grid) aperture that allows for easier transfer of observations to standard Karo (graph) paper6 Apertures include:Slit - used to help determine levels of tumors and lesionsFixation - has graduated crosshairs for measuring eccentric fixation or locating lesionsLarge - standard aperture for a dilated pupil and general examination of the eyeSmall - provides excellent view of fundus through an undilated pupilMicro spot - allows quick entry into small, undilated pupilsHalf moon - provides a combination of depth perception and field of view3 Filters (plus neutral) include:Red free - excludes red rays from examination field for easy identification of veins, arteries, and nerve fibersCobalt - used with fluorescent dye to view small lesions, abrasions, and foreign objects on the corneaPolarizing - virtually eliminates corneal reflectionWall Transformer Power Supply Features:Magnetic switch activates power when handle is removed from cradle, automatically powers off when handle is replacedHandle is CNC machined from solid brass and chrome plated in black with a ribbed surface for a sure gripAdtronic electronic rheostatic light intensity control provides infinite continuous controlAdtronic auto-off feature after two minutes provides additional safety if instrument is mis-cradledBayonet instrument mount is compatible with all major brands of 3.5V instrument headsBase unit contains power switch and one handleUp to three single-handle extension units can be addedEasy to install with included bracket or may be mounted to wallboard systemsIncludes universal power supply with U.S. plugUL approved3.5V diagnostic EENT instruments are among the most critical tools for performing a comprehensive physical exam. ADC offers more than 1,000 configurations of 3.5V Diagnostix Adstation, a wall-mounted solution that puts these essential instruments within easy reach.