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 2021 → 5 Jun 2026
Honorary Advisor, Expert Team of Tianjin Youth Myopia Prevention and Control Center
2019 → 2021
Adjunct Expert, Guangzhou Medical University
2019 → 2021
Honorary Professor, Tianjin Medical University
2019 → …
Adjunct Professor, Peking University
2018 → 2020
Adjunct Professor, The Second Affiliated Hospital of Xian Jiaotong University
2016 → …
Adjunct Professor, Chinese University of Hong Kong
2015 → 30 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):
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SDG 3 Good Health and Well-being
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Collaborations and top research areas from the last five years
Research output
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Defocus Incorporated Multiple Segments spectacle lens with Triple Enhanced Design (DIMS TED) increases choroidal thickness in myopic children.
Chun, K. M., Law, T. K., Wan, S. H., Liu, K. K., Hon, Y., Lam, C. S. Y., To, C. H. & Tse, Y. Y., 3 May 2026, (Not published / presented only).Research output: Unpublished conference presentation (presented paper, abstract, poster) › Poster › Academic research › peer-review
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Effectiveness of Low-Dose Atropine Combined With Bright Light Therapy for Controlling Myopic Eye Growth in Schoolchildren: Study Protocol for a Randomized Controlled Trial
Tse, Y. Y. (Corresponding Author), Ma, M. L., Hon, Y., Ho, L. M., Lam, W. C., Shih, K. C., Zhang, X., Lam, M. K., Kong, C. W., Lam, C., Lam, C. S. Y., Lian, J., Morgan, I. G., To, C. H., Chun, K. M. & Leung, C. K. S., 13 Apr 2026, In: JMIR Res Protoc. 15, p. 1-11 11 p., e90893.Research output: Journal article publication › Journal article › Academic research › peer-review
Open Access -
Myopia Control Efficacy of Defocus Incorporated Multiple Segments Spectacle Lens with Triple Enhanced Design: a 12-month randomized controlled trial
Tse, Y. Y., Hon, Y., Chun, K. M., Leung, T. W., Leung, K. Y., To, C. H. & Lam, C. S. Y., 3 May 2026, (Not published / presented only).Research output: Unpublished conference presentation (presented paper, abstract, poster) › Conference presentation (not published in journal/proceeding/book) › Academic research › peer-review
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Myopia Control Efficacy of Defocus Incorporated Multiple Segments Triple Enhanced Design Spectacle Lenses
Tse, Y. Y., Hon, Y., Chun, K. M., To, C. H., Leung, T. W. & Lam, C. S. Y., 5 Feb 2026, (Not published / presented only).Research output: Unpublished conference presentation (presented paper, abstract, poster) › Poster › Academic research › peer-review
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Potential inhibitory effect of LED-sourced red-light therapy on ocular growth in normal and myopic chicks.
Yu, F., Choy, K. Y., Bian, J., Shan, S. W., To, C. H., Li, K. K., Lin, J., Huang, J., Wang, B., Tse, Y. Y., Chun, K. M. & Lam, C., 20 Apr 2026, (Not published / presented only).Research output: Unpublished conference presentation (presented paper, abstract, poster) › Poster › Academic research › peer-review
Prizes
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2020 SILMO d’Or Award (Vision)
To, C. H. (Recipient) & Lam, C. S. Y. (Recipient), Oct 2020
Prize: Prize (research)
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Asia International Innovation Invention Award (Gold Award)
Cheung, C. F. (Recipient), To, C. H. (Recipient), Leung, T. M. (Recipient), Wang, B. (Recipient), Tse, Y. Y. (Recipient), Lam, C. S. Y. (Recipient), Ho, L. T. (Recipient), Wong, C. M. (Recipient) & Wong, C. H. (Recipient), 23 Jun 2023
Prize: Prize (research)
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Best Oral Presentation
Cheung, K. W. (Recipient), Sze, Y. H. (Recipient), Bian, J. (Recipient), Li, K. K. (Recipient), Zhou, L. (Recipient), To, C. H. (Recipient) & Lam, C. (Recipient), 12 Aug 2022
Prize: Prize (research)
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Diploma of Excellency and the Grand Prize
To, C. H. (Recipient), Lam, S. Y. (Recipient), Tang, W. C. (Recipient) & TSE, Y. Y. (Recipient), Apr 2011
Prize: Prize (research)
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Emerging Trends & Hot topics
Li, H. L. (Recipient), Navarro, I. D. (Recipient), Ashpole, N. E. (Recipient), Lam, C. (Recipient), Chan, H. L. H. (Recipient), To, C. H. (Recipient), Stamer, W. D. (Recipient) & Do, C. W. (Recipient), 2015
Prize: Prize (research)
Activities
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Association for Ocular Pharmacology and Therapeutics (External organisation)
To, C. H. (Member)
2019 → 2021Activity: Office holder / membership of professional bodies › Office holder / member of other professional body
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Molecular Vision (Journal)
To, C. H. (Reviewer)
2019 → …Activity: Publication peer-review and editorial work › Editorial work for journals
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British Journal of Ophthalmology (Journal)
To, C. H. (Reviewer)
2019 → …Activity: Publication peer-review and editorial work › Editorial work for journals
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Pharmacology and Therapeutics (Journal)
To, C. H. (Reviewer)
2019 → …Activity: Publication peer-review and editorial work › Editorial work for journals
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Ophthalmic and Physiological Optics (Journal)
To, C. H. (Reviewer)
2019 → …Activity: Publication peer-review and editorial work › Editorial work for journals
Press/Media
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理大十科研獲批6500萬 研檢脊椎側彎及減慢近視
Tse, Y. Y., To, C. H. & Lam, C. S. Y.
14/02/19
1 item of Media coverage
Press/Media
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