This can automatically check vision, optometry and axial length measurement without the participation of professionals.

这可以自动检查视力、验光和轴长测量，无需专业人员参与。

Optometry experts say the photo is a perfect example of how people's brains perceive color and process contrast in dramatically different ways.

视光学专家表示这张照片是人们大脑截然不同感知颜色及对比过程的完美范例。

Well obviously, I want to go to college and after college I've thought about going to optometry school to become an eye doctor.

显然，我要上大学，大学毕业后我想去视光学校，以后当眼科医生。