Close
Login to Your Account
Faadooengineers
View RSS Feed

Siruthai

Optical fiber - What you should know!

Rate this Entry
An optical fiber is a thin, flexible, transparent fiber that acts as a waveguide, or "light pipe", to transmit light between the two ends of the fiber. The field of applied science and engineering concerned with the design and application of optical fibers is known as fiber optics. Optical fibers are widely used in fiber-optic communications, which permits transmission over longer distances and at higher bandwidths (data rates) than other forms of communication. Fibers are used instead of metal wires because signals travel along them with less loss and are also immune to electromagnetic interference. Fibers are also used for illumination, and are wrapped in bundles so they can be used to carry images, thus allowing viewing in tight spaces. Specially designed fibers are used for a variety of other applications, including sensors and fiber lasers.

Optical fiber typically consists of a transparent core surrounded by a transparent cladding material with a lower index of refraction. Light is kept in the core by total internal reflection. This causes the fiber to act as a waveguide. Fibers which support many propagation paths or transverse modes are called multi-mode fibers (MMF), while those which can only support a single mode are called single-mode fibers (SMF). Multi-mode fibers generally have a larger core diameter, and are used for short-distance communication links and for applications where high power must be transmitted. Single-mode fibers are used for most communication links longer than 1,050 meters (3,440 ft).

Joining lengths of optical fiber is more complex than joining electrical wire or cable. The ends of the fibers must be carefully cleaved, and then spliced together either mechanically or by fusing them together with heat. Special optical fiber connectors are used to make removable connections.
Categories
Technology

Comments

  1. anubhavyadav1990's Avatar
    nice..............................
  2. Andre45's Avatar
    There is no wired internet in my city, and this is a problem.In my place that you can meet everywhere
  3. Stammer1's Avatar
    Once I faced such a problem that I had to urgently change the data in my passport due to an error during registration, and I moved to a small town, and the borders were closed because of covid, and I could not leave another country for Russia. There was no wired Internet in the town, but I was able to go to a big city and found an opportunity to solve my question online on the Internet here. I advise you, we solved the issue in a few days!

Trackbacks