Script for problem statement video
How does a digital micromirror device work? How can it be used in a digital light projector for a large screen TV?
How are microarrays made? This link is an online book chapter in pdf form, Microarrays- Making Them and Using Them

These companies have tutorials and other resources for optical components and UV light sources:
http://www.Newport.com
http://www.Thorlabs.com

Many web sites have UV absorption spectrum for DNA, for example see:
DNA Absorbance Graph (pdf)

The basic optical layout and photochemistry exposure information for this microarray project.
Fabricator Optical Layout
Photochemistry Information