INJECTION MOLDING OF ENCAPSULATED DIFFRACTIVE OPTICAL ELEMENTS

Bending radius of cables and optical fibers

The bend radius of fiber cables is critical for maintaining high performance and longevity. Bending of a fiber optic cable can damage the cable if the curvature of the bend is too small. While installers are aware of the fundamental importance of minimum bend radii, they often lack the practical know-how to. This article provides a practical, installation-focused guide to fiber bend radius, including definitions, standards, common mistakes, and best practices. As the bending becomes more acute, more light leaks out (shown in the picture below).

Optical Wavelength Division Multiplexing Standard

Normal WDM (sometimes called BWDM) uses the two normal wavelengths 1310 and 1550 nm on one fiber. In fiber-optic communications, wavelength-division multiplexing (WDM) is a technology which multiplexes a number of optical carrier signals onto a single optical fiber by using different wavelengths (i.

OPGW Optical Cable Structure Composition

OPGW cable is a composite ground wire that combines lightning protection and communication functions with Optical fiber placed in the overhead ground wire, so it is called Optical fiber composite overhead ground wires (OPGW or OPGW cable for short). An optical fiber composite overhead ground wire (OPGW) is a new type of ground cable used in the high-voltage power transmission system that serves as both a conventional overhead ground cable and a communication optical cable. This is thanks to our unique position of having access to the major manufacturing processes: MCVD (Modified Chemical Vapor Deposition), OVD (Outside Vapor Deposition), VAD (Vapor Axial Deposition) and PCVD (Plasma-activate Chemical Vapor Deposition). Furthermore this specification contains information concerning the quality assurance during manufacturing, the final accepta ce tests.

Allowable loss of optical fiber

Fiber optic cable acceptable loss refers to the maximum amount of signal attenuation that can occur in a fiber optic communication system while still maintaining effective performance. To be able to judge whether a fiber optic cable plant is good, one does a insertion loss test with a light source and power meter and compares that to an estimate of what is a reasonable loss for that cable plant. Contractors often install, terminate, and certify cabling without knowing the client's specific requirements.

Location detection of buried optical cables

Few tools are used to detect the fibre optic cables, such as Pipe Cable Locator with Sonde (PCL) or Duct road and Ground Penetrating Radar (GPR). This method is helpful for non-metallic detection such as drains, sewer pipes or ducts. It is often necessary to locate buried optical fiber cable to prevent dig-ups during construction, to access fibers for termination, to effect repairs, or for other reasons. A seismic generator creates seismic pulses, at known frequencies, on the ground (or water) at a first location and the synchronous rotation of the polarization state of light transmitted.

Bending radius of cables and optical fibers

Optical Wavelength Division Multiplexing Standard

OPGW Optical Cable Structure Composition

Allowable loss of optical fiber

Location detection of buried optical cables

Get In Touch

Connect With Us

Email

Poland (Sales & Engineering HQ)

Germany (EU Technical Support)

Headquarters & Manufacturing