I don't know. But I do know that " opto" means " eye" . So an " eye doctor" , in the proper form, is " optometrist" . If you have a problem with your eyes, you have to go to an eye doctor.

但我知道“opto” 的意思是“眼睛” 。 所以“眼科医生” 我不知道。 ，在适当的形式中，是“验光师” 。 如果您的眼睛有问题， 您必须去看眼科医生。