Skip to main navigation Skip to search Skip to main content
1996 …2026

Research activity per year

Personal profile

Biography

Professor To Chi-ho graduated in Optometry at the Hong Kong Polytechnic in 1987. He obtained his PhD degree from the University of Wales, College of Optometry in Cardiff, United Kingdom. In 1993, he returned to the Hong Kong Polytechnic, working as a Lecturer. In 2019, Professor To was promoted to Chair Professor. He has supervised or co-supervised numerous Masters and Doctoral theses since 1994.

Professor To is one of the inventors of Defocus Incorporated Soft Contact (DISC) lens and Defocus Incorporated Multiple Segment (DIMS) lens. The DISC lens won the Grand Prize and Gold Medal with Jury’s Commendation at the 39th International Exhibition of Inventions of Geneva in 2011. The DIMS lens also won the Grand Prize, Grand Award and Gold Medal, as well as the Congratulations of the Jury at the 46th International Exhibition in 2018.

Professor To is an Honorary Member of the Hong Kong Association of Private Practice Optometrists. He is also a Member of Scientific and Medical Advisory Board of Retina Hong Kong.

Research interests

  • Aqueous humour physiology
  • Glaucoma
  • Myopia basic mechanism and treatment
  • Retinal degenerations 
  • Proteomics

Education/Academic qualification

Professional Diploma in Optometry, Hong Kong Polytechnic

Doctor of Philosophy, University of Wales

External positions

眼健康工程公益基金專家委員會成員, 中國初級衞生保健基金會

6 Jun 20215 Jun 2026

Honorary Advisor, Expert Team of Tianjin Youth Myopia Prevention and Control Center

20192021

Adjunct Expert, Guangzhou Medical University

20192021

Honorary Professor, Tianjin Medical University

2019 → …

Adjunct Professor, Peking University

20182020

Adjunct Professor, The Second Affiliated Hospital of Xian Jiaotong University

2016 → …

Adjunct Professor, Chinese University of Hong Kong

201530 Jun 2023

Visiting Professor, Zhongshan Ophthalmic Centre, Sun Yat-sen University

2008 → …

Expertise related to UN Sustainable Development Goals

In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Fingerprint

Dive into the research topics where Chi Ho To is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
  • 1 Similar Profiles

Collaborations and top research areas from the last five years

Recent external collaboration on country/territory level. Dive into details by clicking on the dots or