Riester May Ophthalmoscope Head
This is a spare Ophthalmoscope Head for the Uni® May Ophthalmoscope. It has a 2.7V Vacuum Bulb or 3.5V Xenon Lamp for Direct Illumination. The ophthalmoscope head is constructed of durable metal and has a plug-in type connector for quick and secure attachment to the handle. It has a focusing wheel with 23 corrective lenses in the range of 0 to +20 and 0 to -20 diopters. It has an aperture with a large circle for examination of the fundus of the eye. The bulb is simple to replace at the base of the head. The head is made in Germany.