<qa>  What is the demography of ophthalmologists becoming weaker?The demography of ophthalmologists is becoming weaker, many tasks are now performed by orthoptists. To optimize the achievement of orthoptic exams and thus make reliable screening in a shorter time, digital tools are developed. They attempt to renew the orthoptic screening equipment that is still made up of numerous tests, often with old designs that must be handled and adapted to each patient which constitutes a significant loss of time. 