I recommend Yeongdeungpo JC Bitsomang Eye Clinic.

JC Bitsomang Eye Clinic Ophthalmology

Address: 6th floor, Manhattan Building, 33 Gukjegeumyung-ro 6-gil, Yeongdeungpo-gu, Seoul

Blog: https://blog.naver.com/jceye1004

Ophthalmologists: 5

They are all friendly and there are 5 specialists so the waiting time is not that long.

It's not long. I think a lot of people who live in Yeongdeungpo go there.

I'm posting this information for those who live nearby to use :)