1. Delivering Clear Vision for All
Joshua Silver
Centre for Vision in the Developing World
Oxford

2. Healthcare Aims
Everyone should have good healthcare
But - everyone should also have clear vision
Clear vision is not just a health issue

3. Clear Vision is needed for:
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Education
Poverty Reduction
Economic Success
Quality of Life

4. How big is the vision problem ?
Around 3 billion people
- need but do not have glasses
to give them 20/20 vision

6. • There are far too few eyecare practitioners to
use the developed world’s delivery model
• The problem can, however, be solved using
self-refraction eyeglasses
• The wearer simply adjusts these glasses to get
clear vision

7. Demo

8. But does this really work ?
• Evidence Base:

11. What will it cost ?
• About $1 a pair

12. Must such glasses be round ?
No

13. How long to solve the problem ?
• Minimum – about five years
• Set 2020 as the target