Catoptrics and Optical fiber

Catoptrics noun - Branch of optics dealing with formation of images by mirrors.

Optical fiber and catoptrics are semantically related in light transmitted through fibers topic. In some cases you can use "Optical fiber" instead a noun "Catoptrics".

Optical fiber noun - A very thin fiber made of glass that functions as a waveguide for light; used in bundles to transmit images.

Catoptrics and optical fiber are semantically related in light transmitted through fibers topic. You can use "Catoptrics" instead a noun phrase "Optical fiber".