What is Refractive Index?

Refractive index plays a major role in controlling the way light propagation in optical fibers. We all experience the effect of refractive index in our…

Difference Between G.652.A and G.652.B Fibers

The first introduced single mode fibers belonged to G652.A category. G.652.B category is an improved version of G.652.A category. When introduced first, the G.652.A category…

What is Abrasion?

Abrading the surface of cable with a needle loaded with a specified weight is called Abrasion in optical fiber cable testing. Abrasion test or Abrasion…

Structure of Optical Fibers

Optical fibers are made of silica or plastic. Generally, optical fibers used in telecom field are silica based and those used in sensors and imaging…

What is Acceptance Angle?

The angle at which the core of an optical fiber accepts incoming light; usually measured from the fiber axis. Light entering at an angle greater…

What is an Abrasive Material?

A course grinding material used to figure, shape, or finish optical elements. According to Wikipedia, anĀ abrasiveĀ is a material, that is used to shape or finish…

Semiconductor Diodes and Their Building Materials

Semiconductors have revolutionized the electronics industry. Almost all modern devices and equipments that we enjoy in today’s day to day life make use of semiconductors….

Optical Attenuators and where they can be used in a Fiber Optic Link

Optical attenuator is used to reduce the optical power level of an communication signal, in an optical fiber used in a fiber optic communication link….

Refractive index and Refractive index profiles of Optical fibers

In simple words to understand, refractive index is the relative speed of light in a medium compared to the speed in vacuum. Thus if a…

Chromatic Dispersion in Single mode Fibers and Measurement Equipment

Dispersion limits the transmission distance in optical communications. In simple terms, broadening of pulse as it travels along the length of an optical fiber is…