The purpose of this clinical investigation is to check whether the new device can correctly measure a person's degree of myopia and astigmatism.
To evaluate and improve the device's performance, the results (optical correction values and the associated visual acuity) obtained with the investigational device will be compared with the results obtained using standard instruments commonly used by eye care professionals.
Volunteers, fluent in French, willing to follow the protocol, able to read and understand the information form and give free and informed consent
Aged between 18 and 39 years at the time of study inclusion
Wear corrective glasses
With an ophthalmologist's prescription for corrective eyewear less than 3 years old
Essilor International employee
Pregnant, or breast-feeding women (Article L1121-5)
Persons deprived of their liberty by a judicial or administrative decision and persons hospitalized without consent under Articles L. 3212-1 and L. 3213-1 who are not covered by the provisions of Article L. 1121-8 and persons admitted to a health or social establishment for purposes other than research
Adults incapable or unable to express consent (Article L1121-8)