A hybrid fiberoptic adapter sleeve has different end diameters to allow fiberoptic connectors to mate with ferrules of different diameters. It can be used within a variety of adapter styles, including MU-SC and LC-SC types. The sleeve is made of zirconium alloy, which after oxidation is highly resistant to abrasion from hard zirconia ferrules. It minimizes wear-related insertion losses over multiple mating cycles and nearly eliminates the build-up of dust within the adapter.
YKK, Marietta, GA
DWDM mux/demux components based on multimode fiber provide 8 channels with 200 GHz spacing, for applications that use multimode transmission or have multimode fiber in the receiver. The fiber has a 62.5-µm core, and the device typically has insertion loss <1 dB and polarization loss <0.3 dB over a range of –40°C to 85°C without active temperature control. It has customer-specified starting wavelength tolerance ±0.05 nm, flat-top passband with a –0.5 dB width >0.6 nm, and adjacent channel isolation >30 dB.
APA Optics, Blaine, MN
The MP9677B is an E/O-O/E converter with 80 MHz clock recovery bandwidth for accurate jitter measurement at 10 Gbit/s. Combined with the MU967703A clock recovery unit (CRU), it can evaluate optical transport network devices, modules, and systems that operate at 10.709 Gbit/s. Other CRUs support 9.953 and 10.664 Gbit/s FEC rates. All CRUs have a bandwidth selector that allows the recovered clock to switch between wide and narrow bandwidth mode, for either jitter or BER measurements.
Anritsu, Tokyo, Japan
The FOInspect from Tamar Technology is a fiberoptic testing interferometer that combiness a phase-shifting interferometer and a machine-vision system. It measures the surface profile of a fiberoptic endface for radius, fiber offset, and roughness and detects flaws such as chips, pits, and scratches and can handle production volumes. It includes specialized software.
AG Electro-Optics, Cheshire, England
The Sweepmeter SW1500 wavelength measurement platform provides real-time, sub-picometer absolute wavelength measurement for any ..commercially available swept tunable laser, with a NIST-traceable calibration of every scan. The device delivers a high-speed digital clock signal and synchronizes wavelength and time to subpicometer levels. It allows measurement of DWDM components at scan rates of hundreds of nanometers/s.
Precision Photonics, Boulder, CO
The D3691 4:1 multiplexer and D3692 1:4 demultiplexer handle four data signals ranging from 9 to 12 Gbit/s that are combined to form an aggregate signal of 36 to 48 Gbit/s. The D3693 1:4 PRBS synthesizer converts one PRBS data signal that is between 9.9 and 12 Gbit/s into four PRBS data signals with different phases.
Advantest American Measuring
Solutions, Edison, NJ
The TSOT1610G is a multirate, multi-channel framer and pointer processor IC that can multiplex 16 channels of OC-3 or OC-12 or 4 channels of OC-48 into a single 10-Gbit/s OC-192 optical network system. It allows OEMs to use the same IC with different types of line cards.
Agere Systems, Allentown, PA
The 81919A photonic all-parameter analyzer tests all optical component parameters, such as spectral and polarization dependent loss, group delay, and differential group delay. It uses an all-optical method to make measurements in transmission and reflection simultaneously. The software includes a range of analysis algorithms, and the interface allows remote control of the instrument.
Agilent Technologies, Palo Alto, CA
A dual-mode laser driver provides constant current control, laser current monitoring, power control and monitoring, indication of control loop stability, ..and shutdown functions. It provides a 2.5 V reference voltage for setting output current and power or providing reference to analog-digital converters. The driver comes in a metal package of 25.4 × 20 × 4.5 mm.
Farmington Hills, MI
ControLib is the second generation of a software library and toolset that allows users to integrate the company's six-axis alignment engine into custom software applications. It supports Windows NT and 2000 and provides drivers for VisualBASIC, C, and LabVIEW. It includes sample programs and an online help package. A toolbox of routines lets users program complex motion.
Axsys Technologies, Pittsburgh PA
The MC460-107E differential driver module from NTT Electronics Corp. is a 10.7-Gbit/s LN modulator driver with Bias Tee embedded. It can be connected directly to a pin-type modulator. The differential output can be adjusted independently, and power consumption is approximately 1 W.
BFI OPTiLAS International SA, Evry, France
The JADE SWIR camera is designed for the infrared analysis requirements of spectroscopic test equipment for telecommunications. It is sensitive from 0.8 to 2.5 µm and used an MCT-based focal plane array sensor that is thermoelectrically cooled. It has a maximum QE of 70% at 2.5 µm and can operate at up to 100 frames/s.
CEDIP Infrared Systems,
Broadband driver amplifier modules are designed for OC-768 optical modulators. The P44R3 is designed for 40-Gbit/s electro-absorption modulators and provides 18-dB gain to 45 GHz with 3.5-V p-p output. The P423R3 is for 40-Gbit/s Mach-Zehnder lithium niobate modulators and provides 27-dB gain at 45 GHz with a 7.5-V p-p output.
Centellax, Santa Rosa, CA
The OVA ST optical-vector analyzer tests an entire subsystem or module for insertion loss, polarization dependent loss, group delay, chromatic dispersion, polarization mode dispersion, and optical phase, in subsystems up to 80 m long. Users can scan entire backplanes, modules, or systems made up of several optical components.
Luna Technologies, Blacksburg, VA
1550B-HP fiber provides bend loss 50 to 100 times lower than other fiber, and is designed for bend-insensitive packaging for compact C- and L-band components, low-NA planar waveguides, and metro applications. It offers 200-kpsi proof test.
Nufern, East Granby, CT
The FTB-9310 channel selector for commissioning and lighting channels in DWDM networks allows users to select any channel in the C-band for bit-error-rate testing and protocol-layer analysis. Channels can be isolated with an insertion loss of 4 dB. It works with the company's other testing equipment.
EXFO Electro-Optical Engineering,
Quebec City, Quebec, Canada
The G8909-01 InGaAs PIN photodiode array covers a spectral response range of 900 to 1700 nm. Typical photosensitivity is 0.9 A/W at 1310 nm and 0.95 ..A/W at 1550 nm. It has typical crosstalk of –33 dB and dark current of 0.02 nA. It has a 40-channel parallel readout and measures 22 × 2 × 2.5 mm.
Hamamatsu, Bridgewater, NJ
Small form-factor pluggable transceivers include a fault interrupt alert feature for reporting system link problems. The devices can detect laser condition, optical power, module temperature, and supply voltage and give real-time warning of any degradation or parameter failure. They use an electrical I/O signal to report module faults, and have dynamic masking that allows selected fault interrupts to be ignored during testing.
Ignis Optics, San Jose, CA
The TVS-700 radiometric thermal-imaging video system is designed for preventive maintenance and condition monitoring. It has a 320 × 240 microbolometer focal plane array and an integrated 3.8-in. color LCD swivel ..display. It requires no cryogenic cooling or mechanical scanning and can measure temperature differences as small as 0.08°C in the 8- to 14-µm range.
Indigo Systems Corp., Goleta, GA
The 1341TL transimpedance amplifier is designed for OC-192/STM-64 and 10 Gigabit Ethernet metro and access applications. It operates at data rates up to 10.7 Gbit/s to directly drive a clock and data recovery circuit or transceiver. It has differential gain or 12 kOhms, typical receiver sensitivity of –20 dBm at a BER of 10-12, and differential output swing of 700 mV peak-to-peak.
Inphi, Westlake Village, CA
A silicon-on-insulator (SOI) wafer has an oxide layer up to 25 µm thick, as opposed to a typical thickness of 4 µm. It is designed for volume production of MEMS devices by eliminating the need for etching out the backside of the silicon. It can also handle increased mechanical stress. The substrate can be used for pressure and acceleration sensors, IR sensors, and optical switches.
Kawasaki Semiconductor Technology America, San Jose, CA
A planar lightwave circuit switching subsystem is able to switch wavelengths from 1265 to 1610 nm. It has an extinction ratio of at least 45 dB over the entire spectral window and operates by changing the material refractive index. It allows users to cover the C-, L-, and S-bands.
Lynx Photonic Networks,
Calabasas Hills, CA
Tunable dispersion compensators are designed for 10- and 40-Gbit/s applications. The FQ-40C can tune up to 350 ps/nm with insertion loss of ≤5 dB and group delay ripple of ±2 ps. The FQ-10E can tune up to 1,400 ps/nm with insertion loss of ≤4 dB and delay ripple ±6 ps. Both have optical pass bandwidth ≥0.2 nm, PMD ≤0.5 ps, and power dissipation of 3W.
Mitsubishi Electric and Electronics USA, Sunnyvale, CA
A family of WDM components are designed for ultralong-haul undersea networks. The Hi-Rel 980/1550-nm fused, single-mode products deliver insertion loss of <0.1 dB and flat passband, allowing them to combine pump and signal light in optical fiber amplifiers. A group of single-window, single-mode, wideband fiber couplers is also available.
Oplink Communications, San Jose, CA
Filters for coarse WDM offer a typical –0.5-dB passband in excess of 16 nm and a -30-dB stopband of <25 nm. They operate at selective wavelengths within the C- and L-bands and have insertion loss <0.1 dB and passband ripple <0.3 dB for high signal separation.
Optarius, Wiltshire, England
The S-MUX 155 for small-company networks and service providers can transmit data from up to five applications simultaneously. Four E1/T1 and a 10/100BaseTX interfaces are available. The multiplexed signal corresponds to an OC-3c signal and the device allows point-to-point connections over one fiberoptic line or SDH/SONET networks.
Pandatel, Hamburg, Germany
The Optical Component Tester 8000 can analyze a full range of components measurements over multiple channels simultaneously in a single scan. Measurements include group delay, chromatic dispersion, PMD, PDL, insertion loss, and return loss. The instrument can handle up to 256 channels and has a modular architecture.
Bow-tie polarization-maintaining fiber is designed for use in high-data-rate communications systems, laser pigtailing, and polarization-sensitive components. It is available at operating wavelengths of 1300 and 1550 nm, and has a cladding diameter of 80 µm and a coating diameter of 165 µm.
StockerYale, Salem, NH
The ChAMP Booster is a semiconductor optical amplifier designed for multichannel WDM. It can be used as a single- or multichannel booster and in in-line and pre-amp applications.
Quantum Photonics, Jessup, MD
The MTC5534 micromodule limiting modulator driver is for electrical return-to-zero applications operating from 10.7 to 12.5 Gbit/s. The driver, for a LiNbO3 modulator, has typical jitter of 5 ps p-p and output voltage of 7.5-V p-p. It provides output amplitude control, output pulse width control, and precision amplitude monitoring.
Multilink Technology, Somerset, NJ
A variable optical attenuator from Oluma have integrated tap and photodiode for power monitoring. It consumes <30 mW of power, has a response speed of <5 ms, and has maximum insertion loss of 0.6 dB. The InGaAs photodiode has a capacitance of 12 pF and dark current of <1 nA at 5-V bias at 23°C.
Bfi OPTiLAS International SA,
An all-fiber in-line polarizer comes in three configurations: SM/SM 30 mm; SM/PM 40 mm; and PM/PM 50 mm. It has an extinction ratio >50 dB, insertion loss <0.1 dB, and back reflection <–70 dB. It operates over the 1280 to 1625 nm range. It has a steel tube that measures 30 × 3 mm.
Phoenix Photonics, Surrey, England
A four-channel electronic variable optical attenuator uses free-carrier absorption through a p-n junction in silicon to achieve response time of megahertz speeds, allowing it to balance fast transient signals. It has attenuation up to 45 dB without dynamic PDL. It has met Telecordia GR1221 qualification.
The Model 5885 driver for lithium niobate modulators operates at data rates up to 43 Gbit/s. It is driven by 400 mW of input signal and produces eye patterns with 7.7 V of amplitude. The Model 5887 is a broadband linear amplifier that provides a bandwidth of 12 kHz to 60 GHz.
Picosecond Pulse Labs, Boulder, CO
Optran Ultra optical fiber offers numerical apertures of 0.37, 0.44, and 0.53 for use in applications from spectroscopy to sensing. The water-free fiber exhibits spectral transmission from 350 to 2200 nm. The 0.37 NA fiber handles temperatures from –190°C to 400°C, the 0.44 from –40°C to 130°C, and the 0.53 from –40°C to 100°C. The fiber is available in any length.
CeramOptic, East Longmeadow, MA
The Series 4000 variable optical attenuator is designed for receiver protection or for use as a safety switch during transmitter turn-up. The device blocks the transmission of light when no ..voltage is applied and reduces attenuation as voltage increases. Other applications include single- and multichannel power control, equalization, and optical add/drop. It meets Telecordia GR-1209 and GR-1221 requirements.
Lightconnect, Newark, CA
Linear optical amplifiers allow coarse wavelength-division-multiplexing systems to handle long-reach applications by performing a function similar to that of erbium-doped fiber amplifiers in DWDM systems.
Transmode Systems AB, Stockholm, Sweden