Lasers

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Exploring the fundamentals of laser technology, the book delves into the principles of optical amplification and stimulated emission that define lasers. Highlighting the invention by Theodore H. Maiman in 1960, it discusses the unique characteristics of laser light, such as coherence, which enables precise applications like cutting and lithography. The text also covers the significance of spatial and temporal coherence, detailing how these properties contribute to the functionality of lasers in various fields, including laser pointers and lidar technology.