DIGITAL REFRACTION

Ophthalmologic surgical instruments; apparatus for ophthalmologic tests, namely, eye testing machines; medical instruments for diagnosis in ophthalmology; medical imaging apparatus for ophthalmologic use; tomographs and angiographs for medical ophthalmologic use; ophthalmoscopes for medical purposes; keratometers for medical purposes; ophthalmometers for medical purposes; pupillometers for measuring pupillary distance (PD); corneal reflection pupillometers for measuring pupillary reactivity to stimulus; phoropters for medical purposes; meters for medical use, namely, frontofocometers; meters for medical use, namely, projection lensometers; meters for medical use, namely, vertex refractionometers; eye testing apparatus; apparatus for screening vision defects and disorders; medical apparatus for measuring and testing visual acuity and vision; medical apparatus and instruments for conducting reading and visual acuity tests, namely, reading scales; vision testing apparatus and instruments for medical use, in particular for the examination of visual behavior; medical apparatus and instruments for detecting and measuring eye and head movements in response to visual stimuli; replacement parts and fittings specially adapted for eyesight testing machines, namely, head rests, chin rests, nose rests, separators, and removable covers