THE BLUE PERIOD OF LASERS

1: A little science first
2: Blue?
3: The history of CD
4: The consortium
5: Why Blu-ray?
6: Store!
7: Get RID of it
8: The recording technology
9: Groovy!
10: Land Ho!
11: Those who not like it
12: MPEG
13: Basic Blu-ray Disc Characteristics
14: Main Specifications
15: Conclusion


1:A little science first

As we all know, CD players and recorders read and write the CD’s with the aid of a laser. Laser is short for: Light Amplification by Stimulated Emission of Radiation.

In a nutshell this means that high emitted energy gives radiation in the form of light, sort of like a lightbulb does. However laser light is very different than your average lightbulb. Laser comes in a straight direct beam and in only one wavelength (only red, only green, only blue etc). This wavelength is measured in nanometers and science uses the Greek letter Lamda () for this.

Because a laser is a very tiny and direct beam it is perfect to reflect......

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Title: Blue Ray
Approximate Word Count: 8985
Approximate Pages: 36 (250 words per double-spaced page)

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