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The in house developed mini collimator is all-glass structure with
corning ClearCurve single mode fiber. It's small footprint enables the
applications in compact CWDM/WDM devices, tunable filters, switches. Check the data sheet (PDF). |
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For free-space communications, testing and some medical applications
large beam collimator with long working distance is desirable. The
large-beam collimators are designed for wavelength from 980nm to 1100nm
with working distance as long as 400mm. It is ideal for fiber optical
delay line application. |
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The device is based on free-space and thin-film filter technology with
low insertion loss and wide passband centered at 1271, 1291, 1311 and
1331nm. It is extremely robust and stable. The footprint is only one
tenth of conventional CWDM devices and it is optimized for CFP/CFP2
40GBASE transceiver applications. The devices have been qualified per
Telcordia GR-1221. Check here for detailed Mini CWDM specifications. |
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The device has the same structure as CWDM but with better controlled
center wavelength. It is 5-port bi-directional device with four channels
centered at 1295.56, 1300.06, 1304.59, and 1309.14nm. The dimension of
such device is only 20x8x6mm, which is the most compact device in the industry and is optimized for CFP/CFP2
100GBASE transceivers.
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- Mini 1x4 100GHz DWDM Devices
The DWDM device is based on free space and thin-film filter technology. It eliminates the cascade structure that causes high insertion loss and takes big footprint for fiber routing. The channel spacing is 100GHz (others are also available upon request). It has ultra-low insertion loss (<1.2 dB) and compact size (6.5x10x25mm) and is a good candidate for DWDM GPON applications as well as DWDM transceivers.
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- Mini 1x8 100GHz DWDM Devices
The development of next generation GPON requires 1x8 DWDM (4 channels each direction) with low insertion loss. Our 1x8 DWDM devices are compact (6x12x25mm) with extremely low insertion loss (<1.8 dB). It is based on free-space and thin-film filter technology, which has proven record of high reliability.
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- Mini 1x16 100GHz DWDM Devices
Compared to the conventional cascaded 3-port DWDM device which is with footprint around 120x80x10mm, our mini 1x16 100/200GHz DWDM is only about 5% in size. It is based on dielectric thin film filter technology. No fiber coupling between filters is involved, which enables an ultra-low insertion loss.
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The mini 1x8 CWDM is with option of upgrade port. It is densely packaged with footprint only 6.5x13.8x22mm. The device has superior performance and the loss of all 8 ports is as low as 1.2 dB. The design uses all glass structure inside and it is very stable at all operating temperature.
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The mini 1x18 CWDM is the first of its kind compact device with footprint only 6.5x21x24mm.
The device has superior performance and the loss of all 18 ports is as
low as 2.0 dB (premium grade). The design uses all glass structure inside and it is very
stable at all operating temperature.
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One package integrated with a pair of CWDMs or WDMs can further reduce
space and give more room for highly integrated modules such as CFP
transceivers. The paired device is just slightly bigger than the single
CWDM or LAN-WDM device. It based on the same platform and has excellent
performance and high reliability. Check here for detailed specifications. |
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CWDM devices are widely used for FTTX. It is very desirable to have
compact and reliable CWDM module at Optical Line Terminal (OLT). The
compact CWDM device is tightly sealed with small footprint compared to
those available in nowadays market. 0.9mm or 2mm loose tube are used to
better protect the fibers for field implementation. 5-port or 6-port
with an express port devices are standard and more port count can be
customized. Check here for detailed specifications. |
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- Optical Fiber Delay Line Module
Optical Delay Line is a key component for Optical Coherence Tomography
(OCT) as well as for various other fields such as characterization of
ultra-fast laser pulses and path length-resolved
measurement of reflectivity. The fiber optical delay line can provide
delay path as long as 400mm while the variation of loss in the whole
path is maintained less than 0.3 dB. The designed working wavelength is
1060+/-70nm with FC/APC connectors. Check the detailed specifications. |
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- VOA for Optical Interferometer
Variable Optical Attenuator is a key component inside OCT optical
interferometer engine to adjust the beam intensity of the reference arm
in order to get high quality signal. The VOA is based on MEMS technology
and packed into TO-46 package. It has excellent long term stability and
ultra low insertion loss at 0 dB attenuation. The device has been
qualified per GR-1221. The standard product is designed for wavelength
at 1060nm and other working wavelength is available upon request. Check the detailed specifications. |
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50/50 wide band coupler is the main part of OCT optical engine. It is
desirable to have wide band coupler with temperature-independent
performance. The wide band coupler is based on thin film filter
technology which superior than the similar products employing fused
fiber approach. The standard product is 50/50 split ratio and other
ratio is available upon request.
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The device incorporates high speed, high sensitive InGaAs PIN photodiode with FC/APC receptacle connection. It has high return loss and is excellent candidate for the applications where back-reflection noise have to be avoided. They can be paired for OCT heterodyne detection. Check for the detailed specifications. |