Embed Size (px)
Citation preview
contactservices
simulations•Opticalfiberdesign
•Modecouplinganalysis
•Opticalpropagationanalysis
•Tools:Zemax,Comsol,OptiwaveOptiBPM
Manufacturing and Processing•Laserstructuringoffibers
•Laserfusingoffibersandcapillariestoglasschips
•Fusedtaperingoffibersandcapillaries
•Arcandfilamentsplicingofstandardand
microstructuredfibersfrom80µmto1200µm
•Cleavingofstandardandspecialfibers
•Etchingoffibersandcapillaries
test•Beamprofileanalysis
•Near/farfieldanalysis
•Spectraltransmissionmeasurements
For more information please go to
www.fraunhofer.de/of
Fraunhofer institute for reliability and Microintegration iZMGustav-Meyer-Allee25
13355Berlin
Germany
www.izm.fraunhofer.de
Dr. Henning schröderPhone:+49(30)46403-277
Dr. vanessa ZamoraPhone:+49(30)46403-7995
Fiber Optic intercOnnects and sensOrs
7x1 Photonic lantern design for MM-to-SM coupling
aPPlications
Opticalfibersprovideuniquefeaturessuchashigh
bandwidths,low-losstransmissionathighfrequencies,
low-cost,lightweightandimmunitytoelectromag-
neticinterference.Thus,theyareusedinawiderange
ofapplications:
•Datatransmission
•Microlasing
•Spectroscopy
•Minimallyinvasivelasertherapy
•Diagnosisinhealthcare
•Environmentalsensingandmonitoring
•Aerospace
Adiversifiedgroupoffibercomponentsarefound
insidethetopicoffiberopticinterconnectsand
sensors(FOIS):
•Couplers
•Radial-firingfibertips
•Opticalandfluidicconnectionstoglasschip
•Fiberbundleprobes
•Bottleandspheremicroresonators
Fiber oPtics at FraunHoFer iZM
OuractivitiesrelatedtoFOISarefocusedonthedevelop-mentofprocessesandsystemstoform,tofuse,tospliceandtoetchopticalfibersandcapillaries.Differentkindoffibermaterialsmightbeusedsuchasallglasstypes,softandcrystallinematerialscoveringafullspectralrangefromUVtomid-IR.
Inparticular,FraunhoferIZMhasagreatexperienceinconstructingcustomizedlasermachines,whichprovidefibercomponentswithhighqualityandreproducibility.
Moreover,theseprocessesmighteasilybeadaptedtotherequirementsofthecustomer.Somemachineshavetheabilityofactivealignmentcapabilitieswithsub-micronaccuracy.
Recently,FraunhoferIZMisinvolvedindesigning,ma-nufacturingandpackagingofopticalsensingmodulesaddressedtothedevelopmentofportablediagnosticsystemsandgyroscopes.Hybridintegrationofoptoflui-dicbiochipsvialaser-structureddouble-sidedadhesivetapeshavebeenalsoinvestigated.
tecHnical Data
Fused silica fiber couplers•Diametersfrom80µmto660µm
•Couplingratiosof70:30,50:50and90:10
•Large-corecouplerswith1.5dB@850nm
Fiber tips with protective glass caps•Diametersupto2mm
•Shapedtip:Wedge,coneandball
•Glue-freejoiningofcapsviaCO2laser
Fused fibers or capillaries to glass chips•Single-mode,multi-modefibersandsilicacapillaries
withdiametersofupto1000µm
•Minimumpitchof125µm
Glass bottle resonators•Diametersfrom200μmto1000μm
• Lengthsfrom300μmto1300μm
Thinned glass fibers and tips•Biconicaltapersbyetchingwithuniformdiameters
downto10µmandlengthsfrom10mmto5cm
•Wedge-shapedtipswith10mminlength
Glass-packaged large-core MM fiber coupler with 70:30 coupling ratio
Foto cover: Fused fibers to lens-array microelements (substrate provided by Compass-EOS)
Laser-structured optical fiber tip for laser therapy in venous disorders Glass-packaged resonator-taper module
