# Adjustable liquid-filled eyeglasses

- Institution: TED
- Department: TEDGlobal 2009
- Speaker: Joshua Silver
- Year: 2009
- Level: For everyone
- Language: English
- Subjects: Medicine and health, Art, architecture and design
- Source: [TED](https://www.ted.com/talks/joshua_silver_adjustable_liquid_filled_eyeglasses)
- Licence: [CC BY-NC-ND 4.0](https://creativecommons.org/licenses/by-nc-nd/4.0/) (Non-commercial use only, and no changed versions.)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

Josh Silver delivers his brilliantly simple solution for correcting vision at the lowest cost possible -- adjustable, liquid-filled lenses. At TEDGlobal 2009, he demos his affordable eyeglasses and reveals his global plan to distribute them to a billion people in need by 2020.

## Lectures

1. [Adjustable liquid-filled eyeglasses](https://invisiblenetwork.ai/learn/ted/joshua_silver_adjustable_liquid_filled_eyeglasses/7fcb1b6b8df1), 6 min (TED's player)