Implemented with C++ An agile and l1 Create a document and enter patient optometry data (myopia, hyperopia, astigmatism, axial position, interpupillary distance)2 Take a picture of the pupil of the patient's eye (we provide an industrial camera development kit)3 Control the ranging chip to determine the lens distance of 1m from the human eye (we provide the ranging chip development kit)4 Control the lighting sequence of 24 groups of led lights (we provide development kit)5 Development cycle 7 daysRequirements for talents:1 C language development PC terminal operating software2 Familiar with embedded system development3 Familiar with computer image processing. After iterative upgrade, it has been upgraded to