Life Is Great When You Believe In Angels!
Angela's Angel is a heartwarming, spiritual story about how one girl's life is changed by a visit from her guardian angel. It doesn't seem like anything goes right in Angela's day. She sleeps late and misses breakfast. No one wants to sit next to her on the bus, her best friends are mad at her and when she returns home from school, she finds that her beloved pet hamster has died. After praying to God for help, Angela is visited by her guardian angel, Bubbles. Bubbles takes her back through her day via a flat screen TV that magically floats...

This book provides a comprehensive and thorough treatment on fundamentals and applications of light propagation through inhomogeneous media. The authors present a description of the phenomena, components and technology used in GRIN Optics, and analyze various applications.