• Source: Scopus
  • Calculated based on no. of publications stored in Pure and citations from Scopus
1996 …2022

Research activity per year

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Personal profile


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, the United Kingdom. In 1993, he returned to the Hong Kong Polytechnic working as a Lecturer. In 2005, Professor To was promoted to Professor. He has supervised or co-supervised numerous Masters and Doctoral theses since 1994.

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


Adjunct Expert, The 5th Affiliated Hospital, Guangzhou Medical University


Honorary Professor, Tianjin Medical University

2019 → …

Adjunct Professor, Peking University Health Science Center


Adjunct Professor, The Second Affiliated Hospital of Xian Jiaotong University

2016 → …

Adjunct Professor, Department of Ophthalmology and Visual Sciences, Chinese University of Hong Kong

2015 → …

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

2008 → …


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