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Fiber patch cable plays an important role in optical links. It is a fiber optic cable terminated with one fiber optic connector on both ends. Among the various types of fiber patch cables, LC to LC patch cable and SC fiber optic cable are two of the most commonly used fiber patch cables. It is not difficult to understand that the difference between LC and SC fiber patch cable lies in LC connector and SC connector. So, learning about LC connector and SC connector will help you know more about LC and SC fiber patch cable.   Overview of LC Connector And SC Connector LC connector has a push and latch structure, with plastic shell and accurate 1.25mm ceramic ferrule. It is in small size and has good performance. Standing for Subscriber Connector or Square Connector or Standard Connector, SC connector is a kind of push and pull connector. It has a locking tab which can make accurate alignment through ceramic ferrule. The following figure shows LC connector and SC connector. ...

  OM means optical multi-mode. Multi-mode optical fiber is a kind of optical fiber mostly employed for communication over short distances, such as inside a building or on the campus. Multi-mode fibers are described using a system of classification determined by the ISO 11801 standard as OM1, OM2, and OM3, which is in line with the modal bandwidth of the multi-mode fiber. Here are the meanings of these: 62.5/125um multimode fiber (OM1), 50/125um multimode fiber (OM2), and laser optimized 50/125um multimode fiber (OM3). This article is mainly about OM3, rapid for OM3 fiber patch cable.   Laser Optimized Multimode Fiber (OM3) has been around since 1999. It supports 300-meter link lengths for 10 Gb/s applications and it is tested to ensure a 2,000 MHz-km Effective Modal Bandwidth (EMB). Its industry-standard 50um core size couples sufficient power from LED sources to support legacy applications like Ethernet, Token Ring, FDDI, and Fast Ethernet for virtually all in-building n...

by www.fiber-mart.com Fiber patch cable, also known as fiber jumper, is a key component in today’s fiber optic network. They play the role of veins in the whole fiber optic network bringing fiber optic signals between devices.   How to Select  Standard Fiber Patch Cable ? During the selection of standard fiber patch cables, several questions are usually take into consideration:   What’s the fiber type of the patch cable? The available selection are Multimode (OM1, OM2, OM3, OM4) and single-mode (OS1 and OS2).   What’s the connector type and connector polishing type on the two ends of fiber patch cable? Currently the most commonly used fiber patch cables are usually terminated with LC, SC and MPO connectors.   What’s the fiber count of the patch cable? Simplex (one fiber) and duplex (2 fibers) fiber patch cable are very common. For fiber patch cables terminated with MTP/MPO connector or breakout fiber patch cables. Their fiber count would be ...

by www.fiber-mart.com Fiber patch cables  are the backbone of the fiber optics industry. These fiber patch cables are strands of optically pure glass as thin as human hair.   These cables carry information via mode of transmission of light. Short patch leads usually made with stranded wire are flexible patch cables. The fiber patch cables are used to plug one piece of equipment into another. To sum, these cables are the most opted solution these days for the networking and broadcasting industry.   They have various uses in all kinds of industries. Fiber patch cables are used in:   Medical imaging Mechanical engineering LAN applications Cable TV networks Telephone lines, and More!   Fiber patch cables have revolutionized the total network industry of telephones, cable, internet, audio applications, etc. The fiber patch cables offer accurate signal transfer which is totally distortion free. Thus due to these cables the audio or video t...

How to Select the Right Fiber Patch Cable by Fiber-MART.COM A  fiber patch cable , also known as fiber patch cord, which is widely applied to connect telecommunication equipment and backbone cabling, is a length of fiber optic cable capped at either end with connectors that allow it to be rapidly and conveniently connected to CATV, an optical switch or other telecommunication equipment. As the fiber patch cables are used to cross-connect installed cables and connect communications equipment. The choice of fiber patch cable is very important to the performance of the network. Currently vendors offer fiber optic patch cables in a variety of cable and connector types. In order to select the right patch cable, some attributes needed to be obtained. They are fiber type, connector type on each end, simplex or duplex, jacket type and length. fiber-mart.com offers you the following tips to choose the  proper fiber patch cable  for your applications.   Choose t...

FTTx PON Insertion Loss Tests by Fiber-MART.COM Insertion loss tests are primarily used to test  FTTx PONs  ( Passive Optical network ) during installation. Insertion loss testing may be performed on individual fiber segments as they’re installed (e.g. test feeder fiber from Central Office  (CO) to Fiber Distribution Hub (FDH), test distribution fiber from FDH to AP, or test drop fiber from AP to subscriber’s home). An end-to-end insertion loss test may also be performed on the FTTx PON after it is partially or fully installed (from CO through feeder fiber, passive splitter, distribution and drop cable to the AP or customer’s premise).   A stable optical light source and an  optical power meter  are required to measure insertion loss. Access to both ends of the fiber-under-test is required. Consequently, this is typically an out-of-service test. To measure loss, received power at the far end of the fiber-under-test must be compared to transmit ...

Assemble & Operation Video of SUNMA AFCM-2000 Fiber Cable Cutting Machine by Fiber-MART.COM 

Why CPAK Transceiver is Different in 100G Solutions? by Fiber-MART.COM Nowadays, as the bandwidth, transmission speed and network traffic volumes continue to escalate,  100G transceiver  market is booming and will be more popular in the future. At present, there are several types of 100G optical transceivers on the market: CFP, CFP2, CFP4, QSFP28 and 100G CPAK. All of them are playing a critical role in 100G networks. This post will give a detailed introduction of 100G CPAK module.   Overview of 100G CPAK Transceiver CPAK transceiver is a hot-swappable I/O device that plugs into the 1-Port 100 Gigabit Ethernet EPA (EPA-1X100GE). It was launched by Cisco in 2013. The modules have a total of 82 pins (40 pins on the top row and 42 on the bottom row) on the electrical interface and either a duplex SC or 24-fibers MPO connector on the optical interface. CPAK is the first transceiver which is based on complementary metal-oxide semiconductor (CMOS) photonics techn...

by Fiber-MART.COM In the data center,  copper patch panel  is an ideal method to create a flexible, reliable and tidy cabling system. Today, various types copper patch panels can be found in the market, such as shielded or unshielded, flat or angled, etc. So how to select the most suitable one for your applications? This article will guide you to make the right decision.   What Is Copper Patch Panel? A copper patch panel is used in a local area network (LAN) as a mounted hardware assembly that contains ports to connect and manage incoming and outgoing Ethernet cables. The patch panels apply copper patch cords to create interconnection. Copper patch panels are designed for both shielded and unshielded copper cables like Cat 5e, Cat 6, Cat 6a and Cat7. And the configurations can be different from numbers of ports, such as 12-port, 24-port, 48-port, 96-port.   Copper Patch Panel Types   Shielded vs. Unshielded   There are shielded and...

by Fiber-MART.COM How to Use Field Assembly Connector?   The expansion of FTTH application has brought prosperity to the manufacturing of field assembly connectors for fast field termination. This type of connector gains its popularity due to the applicability to cable wiring and compact bodies which are easily stored in optical fiber housings. With excellent features of stability and low loss, field assembly connector has now become a reliable and durable solution for fiber optic systems. However, do you really know the field assembly process of the connector? This article provides an easy guide to show you the way of using field assembly connector.   Introduction to  Field Assembly Connector   Before getting to know the instruction process, let’s have a look at the basic knowledge about field assembly connector. Field assembly connector or fast connector is an innovative field installable optical fiber connector designed for simple and fast field ter...

Common Passive Fiber Optical Splitters by Fiber-MART.COM Fiber optic splitter,  also named fiber optic coupler or beam splitter, is a device that can distribute the optical signal (or power) from one fiber among two or more fibers. Fiber optic splitter is different from WDM (Wavelength Division Multiplexing) technology. WDM can divide the different wavelength fiber optic light into different channels, but fiber optic splitter divides the light power and sends it to different channels.   Work Theory of Optical Splitters Optical splitters “split” the input optical signal that received by them between two optical outputs, simultaneously, in a pre-specified ratio 90:10 or 80:20. The most common type of fiber optic splitter splits the output evenly, with half the signal going to one leg of the output and half going to the other. It is possible to get splitters that use a different split ratio, putting a larger amount of the signal to one side of the splitter than th...

What Is Inside of a Fiber Optic Cable? by Fiber-MART.COM Fiber optic cable  is unlike most types of cables; it draw on light instead of electricty to transmit signals. As you have already known, the light is the fasterst way to transfer information, and fiber optic cable has additional advantages are immune to electrical interference. So, you can run it anywhere and at any time. Because light meets litter or no resistance, you can run the fiber optic cable in a long distance, literally countries apart, without increasing or clean signal. Imagination process thousands of miles away. It will be impossible. Optical fiber velocity also has its own advantages. It has a cleaner signal than conventional copper wire and transmit signals over 10 gb/s. Put it into perspective, fiber optic wiring is digital information as an electrical wiring is analog information. They are completely different.   At present, the fiber optic cable used to connect to the network, basically ...

Brief Introduction to fiber-mart's S5850/S8050 Series 100G Switches by Fiber-MART.COM As the highly dynamic cloud data center networks is continuing to evolve, many new protocols and server technologies have been introduced, which brings ever increasing bandwidth demands and accelerate the need for dense 25 and  100 Gigabit Ethernet switching  in both leaf and spine tiers of modern networks. Under this situation, fiber-mart.com currently launches S5850/S8050 series 100G switches including two configurations: S8050-20Q4C and S5850-48S2Q4C, to meet the market demands.  All the 100G switches are built for high-density performance and to satisfy the large scale data centers and enterprise applications. This article intends to explore the optics solutions for the S5850/S8050 series 100G switches.   Brief Introduction to fiber-mart.com S5850/S8050 Series  100G Switches   The S5850-48S2Q4C or the S8050-20Q4C switches are high performance Ethernet sw...

A BRIEF INTRODUCTION OF FOUR KINDS OF SFP BI-DIRECTIONAL TRANSCEIVER by Fiber-MART.COM Firstly, let’s get know something about the SFP, which is short for Small Form-factor Pluggable.The (SFP) is a compact, hot-pluggable transceiver used for both telecommunication and data communications applications. The form factor and electrical interface are specified by a multi-source agreement (MSA). It interfaces a network device mother board (for a switch,router, media converter or similar device) to a fiber optic or copper networking cable. It is a popular industry format jointly developed and supported by many network component vendors. SFP transceivers are designed to support SONET, Gigabit Ethernet, Fibre Channel, and other communications standards. Due to its smaller size, SFP obsoletes the formerly ubiquitous gigabit interface converter (GBIC); the SFP is sometimes referred to as a Mini-GBIC although no device with this name has ever been defined in the MSA.   Then, what ...