OZ OPTICS DTS0144 Adjustable Polarization Insensitive Bandwidth Tunable Filters Manual.

Sesefa se fetolehang se feto-fetohang ka letsoho ke karolo ea mohatla oa kolobe e nang le likonopo tse lokisoang tse lumellang bolelele ba maqhubu le bandwidth ea sefe hore li laoloe. Sesebelisoa se na le li-filters tse peli tsa bandpass tse feto-fetohang ka ho latellana. Ka li-filters tse peli tse lokiselitsoeng ho koahela mekhahlelo ea maqhubu a fapaneng hanyane, "passband" e fetoha sebaka seo liphasepoto tse peli li kopanang ho tsona. Palo ea ho fetella e lekanya bophara ba sefe. Kaha filthara e 'ngoe le e' ngoe e ka hlophisoa ho feta mefuta e mengata ea maqhubu, maqhubu a bohareng le bophara ba passband e ka laoloa. Sefe e 'ngoe le e 'ngoe e na le sefe e nang le mekhahlelo e mengata e tšesaane ea sehlopha sa lifilimi, e etselitsoeng ho fana ka sehlopha sa phallo e bataletseng, e nang le libopeho tse thellang.
Bohareng ba wavelength ea lihloela bo lokisoa ka ho fetola sekhutlo sa khanya ha se ntse se kenella holim'a sefe. Sefateng sa Variable Bandwidth Tunable, filthara e 'ngoe le e' ngoe e pota-potiloe ka boikemelo ho latela leseli le kenang, e le ho fetola passband. OZ Optics e sebelisa mokhoa o ikhethileng oa ho fokotsa ho its'etleha ha polarization, e lumellang litlamorao tsa PDL ho bolokoa ka tlase ho 0.3 dB, le ho etsa hore karabelo ea polarization e ikemele. Karolo ena e etsa hore e be e loketseng lits'ebetso tsa sistimi ea kajeno ea DWDM.
Li-filters tse feto-fetohang tsa bandwidth tse sebelisang singlemode, le likhoele tsa Polarization Maintaining (PM) lia fanoa. Ka kakaretso, OZ Optics e sebelisa polarization ho boloka likhoele tse thehiloeng ho sebopeho sa fiber ea PANDA ha ho hahoa polarization ho boloka likarolo le lithapo tsa patch. Leha ho le joalo, OZ Optics e ka etsa lisebelisoa ka lisebelisoa tse ling tsa PM fiber. Re na le mefuta e meng ea likhoele setokong, kahoo ka kopo ikopanye le lefapha la rona la thekiso bakeng sa phumaneho. Haeba ho hlokahala, re ikemiselitse ho sebelisa likhoele tse fanoang ke bareki ho aha lisebelisoa.

Ho Odara Boitsebiso bakeng sa Likarolo tse Tloaelehileng

Likarolo tse Tloaelehileng

Khoutu ea Bar	Nomoro ea Karolo	Tlhaloso
56160	BTF-11-11-1525/1565-9/125-S-60-3S3S-1-1-1/18	Polarization insensitive manual variable bandwidth tunable filter bakeng sa 1525-1565 nm e bolelele ba mithara e le 'ngoe, 1mm OD e koetsoe ka 1/9 SM fiber pigtails, tahlehelo ea ho khutla ea 125dB, lihokelo tse kholo tsa FC/PC, le sefahla sa 60–1 nm FWHM Fabry Perot.

Litlhaloso tse Tloaelehileng tsa Sehlahisoa

Nomoro ea Karolo	BTF-11-11-1525/1565-9/125-S-60-3S3S-1-1-1/18
Wavelength Range	1525 - 1565 nm; Mefuta e meng e fumaneha ka kopo
Bophahamo ba motlakase (FWHM)	1 - 18 nm
Qeto ea Wavelength	0.1 nm
Sefa Edge Roll Off Slope	10 dB/nm
Tahlehelo ea Kenyelletso	3 dB bakeng sa sesebelisoa se felletseng sebakeng se felletseng sa tokiso
Polarization Dependent Loss (PDL)	Ka tloaelo e ka tlase ho 0.3 dB
Sebopeho sa phetiso	Sephara-holimo
Bophahamo ba Wavelength/Mocheso	0.002 nm/°C
Tšebeliso ea Matla	Ho fihla ho 200 mW bakeng sa sephutheloana se tloaelehileng
Mofuta oa Fiber	SMF-28 (kapa SMF-28e)
Mocheso oa ho sebetsa	-10 ho isa ho 55°C
Mocheso oa polokelo	-30 ho isa ho 70°C

1 Maemo a tloaelehileng. E lekiloeng ho 23°C.

Ho laela Example bakeng sa Likarolo tse Tloaelehileng

Moreki o batla filthara e feto-fetohang ea li-bandwidth ho sefa lerata le bobebe la ASE ho tsoa ho mats'oao a mabone a fomete e tsoetseng pele, molemong oa ho lekola litšobotsi tsa bona ka maqhubu a fapaneng a seteishene sa DWDM. Lipontšo tseo tse fapaneng tsa sebopeho sa modulation li na le li-bandwidth tse fapaneng tsa spectral le libopeho tsa spectral tse itšetlehileng ka liforomo tsa modulation. Leseli la lets'oao le fetisoang le ts'oaroa ho tsoa boema-kepeng ba ho beha leihlo ka lisebelisoa tsa FC/PC mme libaka tsa maqhubu a khahlehang bakeng sa matšoao a tlas'a teko (SUT) li ho pholletsa le sehlopha sa C. Lipontšo tsa leseli tse fetisitsoeng li polarized ka maemo a tšohanyetso a polarization (SOPs), 'me li na le li-bandwidth tse fapaneng tsa spectral. Ka hona, filthara e hlokehang bakeng sa tlhahlobo ha ea lokela ho ba le maikutlo a polarization e nang le bandwidth e feto-fetohang, e ka khonehang ho pholletsa le sehlopha sohle sa C.
Ka filthara ena e hokahantsoeng le fiber ea ho shebella ho tsoa ho marang-rang a DWDM, boemo ba lerata la lerata la ASE bo ka fokotsoa ho ba bonyane bakeng sa matšoao leha e le afe a spectral bandwidth ntle le ho fokotsa matla a lets'oao, ke hore, ho fihlela OSNR e ntle ka ho fetisisa bakeng sa mats'oao a mabone a fetisoang.
Litlhokahalo tsena li ka fihlelleha ka karolo e boletsoeng ka tlase:

Khoutu ea Bar	Nomoro ea Karolo	Tlhaloso
56160	BTF-11-11-1525/1565-9/125-S-60-3S3S-1-1-1/18	Polarization insensitive manual bandwidth variable tunable filter bakeng sa 1525-1565 nm e bolelele ba mithara e le 'ngoe, 1mm OD e koetsoeng 1/9 SM fiber pigtails, tahlehelo ea ho khutla ea 125 dB, lihokelo tsa super FC/PC, le 60-1 nm sefahla sa FWHM Fabry Perot.

Ho Odara Lintlha Bakeng sa Likarolo Tse Tloaelehileng
OZ Optics e amohela monyetla oa ho fana ka lihlahisoa tse etselitsoeng tloaelo ho fihlela litlhoko tsa hau tsa kopo. Joalo ka bahlahisi ba bangata, lihlahisoa tse ikhethileng li hloka boikitlaetso bo eketsehileng, kahoo ka kopo lebella liphapang tse itseng tsa litheko ha li bapisoa le lenane la rona la likarolo tse tloaelehileng. Haholo-holo, re tla hloka nako e eketsehileng ho lokisa khotheishene e felletseng, 'me linako tsa ho etella pele li tla ba telele ho feta tse tloaelehileng. Maemong a mangata litefiso tsa boenjiniere tse sa ipheteng (NRE), litefiso tsa lotho, le odara e le 'ngoe e tla hlokahala. Lintlha tsena li tla hlalosoa ka hloko khotheishene ea hau, kahoo qeto ea hau e tla tsebisoa hantle ka moo ho ka khonehang. Re khothaletsa ka matla ho reka lihlahisoa tsa rona tse tloaelehileng.

Lenane la Lipotso bakeng sa Likarolo tse Tloaelehileng

U khahloa ke mofuta ofe oa ts'ebetso oavelength?

U hloka mefuta efe e fapaneng ea li-bandwidth?
Ke mofuta ofe oa fiber o sebelisoang? Singlemode, PM, kapa multimode fiber?
A na u sebelisa mohloli oa mabone a nang le polarized kapa ka mokhoa o sa reroang?
Ke tahlehelo efe ea ho khutla e amohelehang tsamaisong ea hau?
U sebelisa mefuta efe ea likhokahanyo?
U hloka bolelele ba fiber le bophara ba baki?

Nomoro ea Karolo

Ho laela Example bakeng sa Likarolo tsa Tloaelo
Moreki o batla ho fokotsa lerata le bobebe la ASE bakeng sa mats'oao a fetisoang a sebelisa li-bandwidth tse fapaneng tsa spectral, a lokisa ka letsoho leqhubu la khanya le trans-mitted pakeng tsa lihlopha tsa C le L, (1550 ho isa ho 1600 nm), le ho lokisa ka letsoho bophara ba leseli le fetisoang ho tloha ho 1 nm. ho 18nm.
Phetolelo e tloaelehileng ea sefahla sa ho feto-fetoha ha li-bandwidth e tla fihlela tlhoko ena, joalo ka ha ho bonts'itsoe ka tlase:

Khoutu ea Bar	Nomoro ea Karolo	Tlhaloso
N/A	BTF-11-11-1550/1600-9/125-S-60-3U3U-1-1-1/18	Polarization insensitive manual variable bandwidth tunable filter bakeng sa 1550-1600 nm e bolelele ba mithara e le 'ngoe, 1mm OD e kentsoeng 1/9 SM fiber pigtails, tahlehelo ea ho khutla ea 125dB le lihokelo tsa Ultra flat FC/PC. Sefate sa Custom 60 - 1 nm FWHM Fabry Perot.

Lipotso tse atisang ho botsoa (FAQs)

P: Sefate sa bandwidth ke eng?
A: Filter e tloaelehileng ea bandwidth e tunable e na le bandwidth e feto-fetohang (FWHM) ho tloha ho 1 nm ho isa ho 18 nm, e nang le tse peli tse ka sebelisoang.
li-filters tsa mofuta oa bandpass Fabry-Perot. Sena se ka etsoa ho latela litlhoko tsa moreki.

P: Ke mofuta ofe o moholo oa tokiso o fumanehang?
A: Mefuta e tloaelehileng ea tokiso ke 45 nm. Leha ho le joalo, filthara e ka sebetsoa holim'a mefuta e mengata e fapaneng ka litlamorao tse ling ho tahlehelo ea ho kenya
le tahlehelo e itšetlehileng ka polarization sebakeng se khuts'oane sa wavelength (high angle of incidence).

P: U hlalosa li-bandwidth tsa hau joang?
A: Lisebelisoa tse tloaelehileng li hlalositsoe ke Full Width Half Maximum (FWHM) ea tsona. Ena ke bandwidth e fetisoang ho -3dB ho tloha tlhorong
phetiso. Bakeng sa li-filters tse tloaelehileng, li-bandwidth tse kang passband ho -1dB le -25dB li ka hlalosoa ha u kopa.

P: Na sebopeho sa phetiso ea phetiso se angoa ke polarization?
A: Che, li-filters tse ka sebelisoang tsa OZ Optics li sebelisa mokhoa oa optical ho laola Polarization Dependent Losses (PDL). Moralo ona o fokotsa PDL
ho isa boemong bo fokolang, ha ka nako e ts'oanang e etsa hore polarization ea spectral e se ke ea utloahala.

P: Filter e thibela maqhubu a sa batleheng hakae?
A: Bakeng sa li-filters tse tloaelehileng, bolelele bo tloaelehileng ba ts'ebetso bo ka har'a sehlopha sa C (pakeng tsa 1530 nm le 1565 nm) se nang le bophara ba sehlopha sa khanya ho tloha ho 1 nm ho isa ho 18 nm. Mofuta ona oa filthara o molemo bakeng sa ho khetha matšoao leha e le afe a kanale tsamaisong ea DWDM kapa ho hloekisa lerata la ASE ho tsoa mohloling o khanyang oa Broadband ho C-band. Leha ho le joalo, filthara e ntse e ka fetisa khanya ka bolelele ba maqhubu haholo ka ntle ho sebaka sa tšebetso ea wavelength. Bakeng sa lits'ebetso tse tloaelehileng tse hlokang ts'ebetso libakeng tse fapaneng tsa bolelele ba maqhubu kapa li-bandwidth tse fapaneng tse fapaneng, ka kopo ikopanye le OZ Optics.

P: Na yuniti e lekantsoe?
A: Che, filthara e feto-fetohang ea bandwidth ke theko e tlase, tharollo e tenyetsehang ho litlhoko tsa filthara tse feto-fetohang tsa bandwidth mme ha e hlahlojoe ka lebaka la ts'ebeliso ea eona ea matsoho. Leha ho le joalo, OZ Optics e nka tlhokomelo e kholo tlhahisong ea likarolo tsena e le ho kopana kapa ho feta thepa ea optical e hlokoang ke bareki.

Lintlha tsa Kopo

Kenyelletso ea Lifilimi tse Thin:
Lits'ebetsong tse ngata tsa fiber-optic re hloka ho sebelisa leseli le nang le maqhubu a itseng kapa wavelength (λ) le mola o khethehileng. Le hoja laser e ka 'na ea e-ba mohloli o motle haholo oa mahlaseli a monochromatic, re ntse re ka hloka mohloli oa leseli o fanang ka bolelele ba maqhubu a laoloang, a feto-fetohang, esita le bophara bo fapaneng. Li-filters tse feto-fetohang tsa li-bandwidth li fana ka mokhoa o sebetsang oa ho fetisa lebone le hlalositsoeng hantle la khanya ha li ntse li thibela maqhubu a sa batleheng a tsoang mohloling oa marang-rang. Sena se na le thuso ha u sebetsana le matšoao a DWDM / ROADM, kapa lipontšo tse tsoetseng pele tsa modulation.
Filter e feto-fetohang ea Bandwidth Tunable ea OZ Optics e sebelisa moralo o mocha oa filthara ho tsamaisa bolelele ba maqhubu le mola oa mola ka nako e le 'ngoe (Setšoantšo sa 3). Ha angle ea liketsahalo e fetoha, mefuta e mengata ea maqhubu a fetang har'a sefe ka seng e fetoha. Ka ho laola angle ea filthara e 'ngoe le e' ngoe e amanang le leseli le kenang, meeli e ka holimo le e ka tlaase ea passband e ka laoloa, ho theha filthara e ka khonang e nang le passband e feto-fetohang.

Kabo e tloaelehileng ea maqhubu a maqhubu a hlahisoang e bontšoa ho Setšoantšo sa 4. Mohala o ka feto-fetohang o finyelloa ke khanya e fetang libakeng tse tloaelehileng tsa maqhubu a lihlopha tse peli tsa li-bandpass. The spectral linewidth e ka fetoloa ho tloha ho 1 nm ho ea ho 18 nm bakeng sa leqhubu le ka fetolehang la wavelength pakeng tsa 1525 le 1565 nm.

Bothata bo boholo ka li-filters tse feto-fetohang tsa bandwidth tse rarollotsoeng ke OZ Optics ke kutloisiso ea bona ea polarization. Ha angle ea liketsahalo e ntse e eketseha, kutloisiso ea leseli la polarized le eona ea eketseha. (Bona Setšoantšo sa 5) Ena ke ntlha ea bohlokoa haholo lits'ebetsong tsa optical kaha ho arohana ha S le P polarization ho etsa hore PDL e kholo e ka ba le liphello tse kotsi tsamaisong.

Li-filters tse feto-fetohang tsa bandwidth tsa OZ Optics li sebelisa mokhoa oa optical ho laola PDL ho etsa hore polarization ea spectral e se ke ea utloahala. Ho hloka kutlo ha polarization ho finyelloa ka tlhophiso e nepahetseng ea likarolo tsa optical mahlakoreng a mabeli a ho kenya le ho tsoa a sefe. Joalo ka ha ho bonts'itsoe ho Setšoantšo sa 6 ka tlase, leseli le qala ho aroloa ho li-polarizations tse fapaneng ebe e 'ngoe ea polarizations e potoloha hoo ketsahalo e bobebe ho li-filters e leng polarization e ts'oanang. Ka mor'a ho feta ka har'a li-filters polarization e 'ngoe e pota-potiloe ebe maballo a kopantsoe bakeng sa ho tsepamisa maikutlo ho qetela le ho bokella fiber. Ka ho potoloha leseli le ho ba le polarization e tloaelehileng ho feta har'a li-filters phello ea PDL ea li-filters ka li-angles tse phahameng tsa liketsahalo e qojoa. Ka hona, karabelo ea spectral ea S le P polarizations e lula e tšoana bakeng sa ho eketseha ha li-angles tsa liketsahalo. Sheba Setšoantšo sa 7.

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