1. Suspended Particle Device Glass MEEN 3344

2. How it Works Two panels of glass or plastic Conductive material - used to coat the panes of glass Suspended particle devices - millions of these black particles are placed between the two panes of glass Liquid suspension or film - allows the particles to float freely between the glass Control device - automatic or manual

3. Uses and Advantages Automotive/Marine Business Personal Sky Lights Reduces Energy cost Regular windows can be retrofitted with SPD technology

4. Other Info Cost for regular glass is $16- $32 per square foot Cost for SPD glass is between $80- $160 per square foot Power used to run 15 SPD glass windows is less than the power used for a night light Reduces UV rays up to 99%

5. References Bonsor, Kevin. "How Smart Windows Work." 29 March 2001. HowStuffWorks.com. 20 October 2009. “Illuminating Opportunities for Builders”. October 2004. TechHomeBuilder.