ASSEMBLY PLATFORM
The CHADIQh-1 is an odd-form, final assembly, and photonics assembly platform driven by a linear motor. It measures 50 x 70 x 80 in. and has a variety of options for feeding and conveyance, part-handling, and programming and intelligence. It can handle fully automatic photonics-device assembly applications.
Adept Technology, San Jose, CA
OPTICAL HEAD/SENSOR
The 816128B optical head can measure optical power levels up to +37 dBm, and allows fully traceable measurements from 800 to 1700 nm. The optical head is combined with an integrating sphere that can be rotated to optimize the input port position and allows for most connectors.
Agilent Technologies, Palo Alto, CA
OPTICAL-CHANNEL MONITOR
An optical-channel performance monitor is designed to dynamically supervise key optical parameters of reconfigurable DWDM networks. It comes with 256- or 512-element InGaAs detector arrays, and has wavelength accuracy of ±15 pm, spectral resolution of 50 pm, dynamic range of 60 dB, optical signal-to-noise ratio of 30 dB, repeatability of ±0.2 dB, and accuracy of ±0.5 dB for the C- and L-bands.
BaySpec, Fremont, CA
SIGNAL SCRAMBLER
The PS-700 polarization-independent scrambler processes signals between 1310 and 1610 nm. It can modulate the state of polarization of a transmitted optical signal, reducing polarization-dependent effects. It can be used to measure PDL in components and subsystems. It comes with FC/UPC and FC/APC connectors or bare fiber.
FiberControl, Holmdel, NJ
TE COOLER
The TEC-8 is a GPIB-controlled, rack-mountable instrument that provides bidirectional heating and cooling for up to eight independent thermoelectric cooling elements. Temperature can be adjusted in a range of -20°C to 80°C using a temperature sensor with a nominal resistance of 10 k-ohm at 25°C. Power is adjustable from 3 to 12 VDC.
Interface Technology, Walnut, CA
TRANSPONDER
The GT10-TRU 10-Gbit/s transponder module supports all current 10-Gbit/s rates, including OC-192, 10 Gigabit Ethernet, forward error correction, and Digital Wrapper. It measures 2.2 x 3 x 0.53 in. and has a standard 300-pin connector. It supports distances of 2, 12, and 40 km at 1310 and 1550 nm. Typical power consumption is 5 W.
GTRAN, Newbury Park, CA
SUBMARINE COUPLERS
The 7-Sea WDM 980/1550-nm couplers are designed for submarine uses. The all-fiber devices provide coupling of 980-nm pump power and 1550-nm signals in optical amplifiers. In the C-band, they have typical insertion loss of <0.1 dB and isolation of >0.25 dB. In both C- and L-bands, they have PDL <0.04 dB, return loss of >55 dB, and PMD of 0.05 ps.
ITF Optical, St.-Laurent, Que., Canada
SOA MODULES
Semiconductor optical amplifier (SOA) modules operate over the entire C-band and are available in the CQF872 polarization-independent version and CQF87 polarization-maintaining version, with two integrated optical isolators. Gain is 20 and 16 dB respectively, typical saturation output power for both models is 10 dBm. Typical polarization-dependent gain is 1 dB.
JDS Uniphase, San Jose, CA
MEMS OPTICAL ATTENUATOR
The DVOA2201 digital variable optical attenuator is based on dynamic MEMS. It has typical insertion loss of 0.8 dB, PDL of 0.10 dB at 10 dB, spectral flatness of 0.17 at 10 dB, and a speed <100 µs. It provides open-loop control and allows the user to dynamically change attenuation via a standard serial interface, on a 5-V power supply.
Lightconnect, Newark, CA
PNEUMATIC ALIGNMENT STAGES
A line of pneumatic linear translation stages for fiber-alignment applications move loads of up to 50 kg up to 75 mm and position them with 2-µm repeatability, at up to 100 mm/s. They can position fibers and components to within 10 nm, and are designed for automation in telecom component manufacturing.
Melles Griot, Ely, Cambridgeshire, England
PHOTODIODE PREAMP MODULE
The OD9651N photodiode module is based on InGaAs and includes a transimpedance amplifier and an integrated preamp for use in OC-192 fiberoptic networks. It is available at carrier rates of up to 10.7 Gbit/s, and operates from 0°C to 70°C, with a typical responsivity of 0.8 A/W at 1550 nm. It comes in a 17-pin, low-profile, surface-mount package.
OKI Semiconductor, Sunnyvale, CA
POWER MONITOR
The ITMA integrated tap-monitor array is a multichannel power monitor for optical networks. It can monitor up to eight channels in the C- and L-bands, and integrates the abilities of an optical coupler and a photodetector.
Oplink Communications, San Jose, CA
PM CABLE ASSEMBLIES
A line of polarization-maintaining (PM) cable assemblies provides PM cable with a small form factor with LC and MU connectors. The assemblies have a standard return loss better than 50 dB and a standard insertion loss of 0.5 dB per connector against master. They are available with 2- or 1.6-mm cable or 900-µm buffered fiber.
Photon Advanced Technologies, Ottawa, Ont., Canada
BEAM-ANALYSIS SOFTWARE
Multiple-beam-analysis software for the company' s BeamScan Text Box allows the user to evaluate various standard beam parameters. It helps users evaluate components for DWDM applications. The user can examine one beam out of many or view the entire set. The software can measure the angular separation between two beams in real time.
Photon, San Jose, CA
PHASE MASKS
Phase masks for manufacturing fiber Bragg gratings are made using electron-beam patterning and quartz etching. Mask features are between 340 and 535 nm, with changes in pitch from 0.05 nm/cm to 35 nm/cm, depending on application. Stitching errors from the electron-beam process are low enough to blend into the reflection-spectra background noise.
Photronics, Jupiter, FL
REFLECTOMETER
The Q8480 dispersion optical time-domain reflectometer from Avantest allows dispersion measurements on fiberoptic networks. It measures chromatic dispersion of fibers as a function of length with a resolution of 0.01 ps/nm/km. It works from 1530 to 1560 nm at a resolution of 0.1 nm, with pulse widths between 2 ns and 10 µs.
Rohde & Schwarz UK Ltd., Fleet, England
TUNABLE LASER COMPONENT
The SmarTX tunable laser component uses an external-cavity design to achieve a 40-nm tuning range with an output power >10 mW. The device is continuously tunable, with wavelength locking for DWDM systems with channel spacings down to 50 GHz. Devices are available for both the C- and L-bands.
Santec Europe Ltd., Oxford, England