: You can often borrow a digital version of Optical Communication Systems by John Gowar for free on the Internet Archive .
It loses one star only because it is not a sufficient reference for modern, high-speed optical network design. However, as a pedagogical tool to the basics of optical communication, it remains a timeless classic. optical communication systems john gowar pdf better
: Signal degradation is minimal, allowing for spans of 100km+ without needing an amplifier. : You can often borrow a digital version
Most textbooks start with Snell’s Law, then move to modes, then to dispersion, and finally—fifty chapters later—they talk about system design. By then, the student has lost the plot. high-speed optical network design. However