Tutorial

SC Fiber Optic Pigtails
SC Fiber Optic Pigtails Generally, SC fiber optic pigtails are pre-terminated fiber optic cables with an SC connector terminated on one end, and another end is kept open-ended. SC fiber optic pigtails are typically used to connect fiber optic cables to other equipment or to splice with other fiber optic cables in a structured cabling [...]
LC Fiber Optic Pigtails
What Are LC Pigtails? LC Fiber pigtails are widely used to splice with entrance fiber cable in rack mount, wall mount fiber patch panels, enclosures, and outlet boxes, then realized the connection with optical transmission devices. An LC fiber pigtail is a single-fiber or multi-fiber cable with LC connectors terminated on one end, and another [...]
How To Choose A Fiber Optic Pigtail Successfully?
Fiber optic patch cables are basic media of optical light transmission. A successful fiber cable choice and deployment is vital for fiber access networks. A well-done cable installation not only makes optical signals pass through the fiber links but also offers low attenuation and little return loss. This post contains some basic knowledge of fiber [...]
Fiber Optic Keystone Jacks
Fiber optic keystone jacks/inserts provide a means & flexibility of adding fiber optic functionality to the home or office. We can use them in wall plates, ethernet patch panels for voice, video, and data networking. Fiber keystone jacks are available with single-mode, multimode SC, LC, ST adapter assembled. They provide the flexibility of having high-speed [...]
What Is LGX Fiber Panels?
What Are LGX Fiber Panels? LGX stands for Light Guide Cross-connect. LGX adapter panels have standard dimensions of 130*29mm (5.13"x1.15"). Each adapter panel has 2 fasteners, and the mounting hole-to-hole spacing is 118mm (4.646"). The LGX Patch Panel provides cross-connection capabilities. The standard dimension & footprint allow all LGX fiber panels to easily fit all [...]What Is A Fiber Optic Splice Closure?
A Fiber Optic Splice Closure is one fiber cable junction box/enclosure, mainly used to accommodate & protect fiber optic splices, realizing fiber cables' branching, termination, and connection for long-distance fiber optic transmission. Fiber optic splice closures are suitable for outdoor aerial, underground installation. They are waterproof and UV resistant. Features high strength PC outer housing [...]
LGX Compatible Fiber Enclosures
LGX compatible fiber enclosures, patch panels are designed to fix standard LGX fiber optic adapter panels. And we design rack/wall mounted fiber enclosures, panels to mount on racks, cabinets, walls or DIN rails. With changeable fiber adapter panels, LGX fiber enclosure gives flexible solutions for fiber optic connectivity and cable management in data center, tecommunication [...]DWDM ITU Channel Guide
Understanding DWDM ITU Channel The standard ITU-T G.694.1 restricts DWDM (Dense Wavelength Division Multiplexing) operation wavelengths between 1528.77 nm to 1560.61 nm, which mainly corresponds to the C band. The CWDM ITU channel spacing is 100 GHz (0.8nm) for 40 channels. O-Band: 1270nm to 1370nm E-Band: 1371nm to 1470nm S-Band: 1471nm to 1530nm C-Band: 1531nm to 1570nm L-Band: 1571nm to [...]
Understanding Fiber Adapter Panels
What Are Fiber Adapter Panels? A fiber Adapter Panel is a kind of metal panel used to fix fiber optic adapters. fiber adapter panels are mostly designed with specific dimensions and mounted on rack mount or wall mount fiber optic patch panels, enclosures, and distribution panels, to realize flexible optical fiber connectivity and cable management. [...]
SC Fiber Optic Adapters / Couplers
What Are SC Fiber Adapters? SC fiber optic adapters or couplers are used as fiber optic interconnection devices to couple SC fiber connectors from two separate fiber patch cables. An SC optical fiber adapter has a plastic housing & a ceramic mating sleeve, which offer precise, low-loss connector coupling. What SC Adapters Do We offer? [...]
LC Fiber Optic Adapters
What Are LC Fiber Optic Adapters? LC fiber optic adapters are used to couple LC connectors & LC connectors. It is produced with plastic housings and precisely assembled with ceramic coupling sleeves. LC fiber adapters have simplex, duplex, and quad types. According to your mounting dimension, LC duplex adapters have SC type, and square type [...]
Rack Mount HD Fiber Enclosure, MPO/MTP 12 Fiber Cassettes
19-inch rack mount HD fiber enclosure is ultra high-density fiber enclosure which could hold 12 pcs of modular designed MPO or MTP 12 port fiber cassettes, realize 144 port fiber connections in 1RU space. This 1U HD fiber enclosure offers a better solution for inter-connects or cross-connects between backbone horizontal cable and active equipment. This rackmount [...]Single-mode Fibers
There are three Single-mode Fibers used extensively in access networks: Traditional G652.D Fiber is highly backward compatible as it has been used in all networks for many years. However, advanced cable design and installation options that require higher bend resistance may be limited by using these fibers. Higher attenuation might also limit coverage area and disallow […]
Bend Insensitive Single-mode Fibers
Bend Insensitive Single-mode Fibers are being broadly used to support the fiber to the home (FTTH) applications. Along with extensive FTTH applications, the demand for fibers with a smaller bend radius is increasing. The fibers could be easily installed at a small angle, tight limited spaces of fiber distribution panels, termination boxes, wall mount outlets [...]
Understanding Usage of Multimode OM1 OM2 Fiber Cables
Understanding Usage of Multimode OM1 OM2 Fiber Cables If we have a multimode OM2 50/125 µm fiber backbone, is it possible to use multimode OM1 62.5/125 µm fiber patch cables on each end? Or vise Versa? From 50 µm fiber backbone to 62.5 µm fiber jumpers, it’s OK on the receiver end, but on the […]

Knowing Mode Conditioning Fiber Optic Patch Cable
What is Mode Conditioning Patch Cable and Why Need It? Fiber Optic Mode Conditioning Patch Cable(MCP) is one duplex multimode fiber patch cord, which has one short length of single-mode fiber at the start of the transmission end. Gigabit Ethernet (GbE) requires a laser light source instead of an LED source to power the network, […]

Optical Fiber Cables – Construction and Application
Optical Fiber Cables Glass fiber is coated with a protective plastic covering called the “primary buffer coating” that protects it from moisture and other damage. More protection is provided by the “cable” which has the fibers and strength members inside an outer protective covering called a “jacket”. Most indoor fiber optic cables are tight buffer […]

Understanding Rack Unit “U” or “RU”
Rack Unit “U” or “RU” The hole spacing for standard 19″ racks on the mounting flange is spaced in groups of three holes. This three-hole group is defined as a Rack Unit (RU) or sometimes just call a “U”. 1U occupies 1.75″ (44.45 mm) of vertical space. Manufacturers of rackmount equipment make their product lines [...]
How To Choose Fiber Cable ?
How to choose fiber cable & choosing the right fiber optic cable is extremely important for any installation. The purpose of the cable is to protect the fibers during installation and the service lifetime. Several types of cable are available. Your choice will affect the level of fiber protection, ease of installation, splicing or termination, […]

What Is Riser, Plenum, LSZH Cable?
Plenum is a fire-safety rating awarded to cables that have undergone rigid tests as outlined by the NFPA (National Fire Protection Association). Plenum rated cables are fire-resistant, produce low smoke when burned, and do not have metal conduits. Plenum cables are named after the areas in buildings in which they were designed to be routed, […]

Understanding PON, GPON & EPON
Passive Optical Network (PON) have dominated position in fiber access system. According to the protocols used for upstream and downstream communications, PON is classified as GPON and EPON. PON A PON is a fiber network that only uses optical fiber and passive optical components like PON splitters, OLT, ONUs etc. The typical PON arrangement is a point […]

Insertion Loss & Return Loss of Fiber Optic Connectors
Insertion Loss and Return Loss are key optical parameters of polished fiber optic connectors. These two parameters are used to evaluate the quality of fiber optic patch cables, pigtails, PON splitters, etc. Insertion Loss Insertion loss refers to the optical power loss caused when a fiber connector coupled with another to form a fiber optic […]

Knowing PLC Fiber Optic Splitters
How Do PLC Fiber Optic Splitters Work? PLC stands for Planar Lightwave Circuit, PLC splitters are used to distribute or combine optical signals. Based on planar lightwave circuit technology, and with a small form factor and high reliability, it provides a low-cost light distribution solution in passive optical fiber access networks. Why Do We Need […]
What Is OM5 Fiber?
OM5 fiber is previously known as wideband multimode fiber or WB MMF. The IEC/ISO standards bodies have recently agreed that WBMMF (Wide Band Multimode Fiber) is the nomenclature of OM5. This specifically relates to 50/125 laser-optimized multimode fiber or LOMFF that has been developed for use within the 850nm to 950nm range for either single […]

How To Clean Fiber Optic Connectors?
Fiber Optic Connectors play key important role in connecting optical fiber cable with other optical components. As an indispensable connect component in cable installation, clean fiber optic connector needs more attention. It is impossible to guarantee that fiber optic connectors are not contaminated before installation, so do not forget to clean the fiber optic connector […]

Fiber Optic Connectors
Fiber Optic Connectors are usually terminated on the ends of fiber cables to realized the connectivity of fiber cable with 2 fiber cables, fiber cable with fiber optic equipment, or equipment between equipment. SC Connectors SC connector is with a 2.5 mm ferrule. This fiber optic connector’s typically coming in a duplex format. SC stands […]

What FTTx Means?
A simple understanding of FTTx is Fiber to the x, x here can be replaced such as H for home, B for building, C for curb or even W for wireless etc. It is a new technology used in today’s network. As we know, compared to copper or digital radio, fiber’s high bandwidth and low […]
What Is OM1, OM2, OM3, OM4 Fiber?
There are different types of fiber optic cables available for fiber optic communication, the fiber modes include single-mode and multi-mode. In ANSI/TIA-568.3-D, the TIA adopted the nomenclature for fiber outlined in the international standard ISO/IEC 11801. The multimode fiber is prefixed with “OM” (optical mode) and the single-mode mode “OS”. Multi-mode cables are classified into OM1, […]

What Is Fused Fiber Optic Coupler? How it works?
What’s Fused Fiber Optic Coupler? Fused fiber optic coupler is a kind of optical light distribution devices, technically based on Fused Biconical Taper (FBT) technology, so it is also called FBT fiber coupler. As an important passive optical component in fiber optic communication system, the main functions of a fused fiber optic coupler is light [...]Fiber To The Home or Hybrid Fiber Coax
FTTx (Fiber To The X) – FTTH (Home), FTTB (Basement), FTTC (Curb), FTTN (Node), FTTM (Mars!). You name it we have a Fiber To The flavor. Believe it or not… Fiber is in everyone’s network. In Telcos, MSOs, Google Fiber’s network and so on. So why the hype about Fiber To The Home? The quibble […]
Fiber Optics Glossary
A Absorption The absorbing of light energy within an optical fiber due to natural impurities in the glass. Absorption and scattering are the main cause of attenuation (signal loss) in an optical fiber. Acceptance Angle The angle at which the core of the fiber will take in light. Active Device A device that requires a […]