Riester ri-scope Ri-LED Advanced Ophthalmoscope 3.5V XL on Lithium Handle
- The Riester ri-scope Ri-LED Advanced ophthalmoscope has additional focusing device and 89 singlestep diopter values.
- Corrective lenses for 89 diopter values - Plus 1-45 in single steps Minus 1-44 in single steps
- Easy-to-operate aperture hand-wheel with semi-circle, small/medium/large circle, fixation star, slit and grid
- Includes filter wheel engageable for all apertures with symbol display, red-free filter, blue filter and polarization filter
- Focusing device with zero retention force for the quick correction of ametropias
- Dust-proof
