kompiuteris periferiuli mowyobilobebi

kompiuteris periferiuli mowyobilobebi kompiuteris periferiuli mowyobilobebi

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5. mafokusirebeli linza areklil sxivs fotogadamwodze mimarTavs, romelic sinaTlis energias eleqtrul impulsebad gardaqmnis; 6. fotogadamwodis mier gamomuSavebuli signalebi CaSenebuli mikroprocesoris mier dekodirdeba da kompiuters monacemebis saxiT miewodeba. fotogadamwodi linzebi naxevargamtaruli lazeri gamyofi prizma servoamZravi nax. 5.1. CD-ROM damgroveblis struqtura CD-ROM matareblebis masiuri warmoeba kompaqt-diski polikarbonatuli firfitaa. misi diametria 120 mm, xolo sisqe _ 1,2 mm. diskis SuaSi aris 15 mm diametris Riobi. Tu kompaqt-disks wakiTxvis mxridan (qvevidan) SevxedavT, is saaTis isris sawinaaRmdego mimarTulebiT brunavs. informacia spiralur bilikze iwereba, romelic amaRlebuli (pits) da brtyeli (lands) monakveTebisgan Sedgeba. lazeruli sxivi, romelic kompaqt-diskidan monacemebis wakiTxvisTvis gamoiyeneba, Tavisuflad 143 gadis gamWvirvale polikarbonatSi, amitom diskis zedapiri amrekli liTonis (Cveulebriv aluminis) feniT ifareba. aluminis fena, Tavis mxriv, akrilis lakis Txeli damcavi feniT ifareba, romelzedac gamosaxuleba daitaneba. Tumca kompaqt-diskebis masiuri komerciuli warmoeba ara lazeriT amowviT, aramed dapresvis me- TodiT xdeba (nax. 5.2). marTalia, minis master-diskze monacemebi swored lazeruli sxiviT amoiwveba, magram aseTi meTodiT aseulobiT da aTaseulobiT diskis damzadeba araekonomiuria. fotorezistuli fenis datana lazeruli Cawera master-diskis formireba eleqtrolituri formireba master-diskis dayofa diskis daStampva moliToneba damcavi fenis datana saboloo produqti fotorezistuli fena mina lazeri lazeriT damuSavebuli fotorezistuli mina fena eleqtrolituri formireba moliTonebuli fena liTonis diski (`mama~) minis master-diski liTonis matrica (`Svili~) gamlRvari polikarbonatuli masa liTonis matrica plastmasis diskis Camosxmuli fuZeSre liTonis matrica plastmasis diskis Camosxmuli fuZeSre aluminis amrekli fena plastmasis diskis Camosxmuli fuZeSre akrilis lakis damcavi fena dabeWdili etiketi akrilis lakis damcavi fena aluminis amrekli fena plastmasis diskis Camosxmuli fuZeSre Rrmulebi da zedapirebi lazeri nax. 5.2. teqnologiuri procesis sqema 144

kompaqt-diskebis damzadeba etapobrvad sruldeba: 1. fotorezistuli fenis dadeba. 240 mm diametris da 6 mm sisqis gaprialebuli minis firfita 150 mikroni sisqis fotorezistis feniT ifareba, ris Semdegadac 30 wuTis ganmavlobaSi, 80 ° C-ze iwveba; 2. lazeruli Cawera. lazeruli Camweri (Laser Beam Recorder _ LBR) lurji, an iasamnisferi Suqis impulsebs agzavnis, romlebic minis master-diskis fotorezistuli fenis gansazRvrul monakveTebs asxivebs da arbilebs; 3. master-diskis formireba. damuSavebuli minis diski natriumis hidrooqsidis xsnariT muSavdeba, romelic lazeriT eqsponirebul monakveTebs gaxsnis da fotorezistul fenaSi Rrmulebs aformirebs; 4. eleqtrolituri formireba. master-diski galvanoplastikis meTodiT ifareba nikelis SenadnobiT. Sedegad liTonis master-diski iqmneba, romelsac `mama~ (father) diski ewodeba; 5. master-diskis dayofa. liTonis matrica minis master-disks scildeba da diskebis partiis damzadebisTvis SeiZleba iqnas gamoyenebuli. liTonis master-diskis mocilebis dros minis safuZveli xSirad ziandeba, amitom, rogorc wesi, ramdenime minis `deda~ (mother) master-disks qmnian; 6. diskebis Stampva. liTonis muSa matrica samsxmelo manqanaSi gamlRvar 18 gram polikarbonatul masaSi Rrmulebis da zedapirebis formirebisTvis 145 gamoiyeneba. muSa temperatur 350 ° C-ia, dapresvis wneva _ 20000 futi/diuimi 2 -ze, diskis damzadebis dro _ 3 wm; 7. moliToneba. amrekli zedapiris misaRebad diskze damtvervis meTodiT aluminis Txeli (0,05-0,1 mikroni) fena daitaneba; 8. damcavi zedapiri. aluminis fenis Semdgomi daJangvis Tavidan asacileblad moliTonebul diskze akrilis lakis Txeli (6-7 mikroni) fena daitaneba, romelic ultraiisferi sxivebiT myardeba. 9. saboloo produqti. trafaretuli beWdvis wesiT diskze teqsti, an gamosaxuleba daitaneba, romelic ultraiisferi sxivebis zemoqmedebiT Sreba. Rrmulebi da zedapirebi informaciis wakiTxva diskis liTonuri zedapiridan areklili dabali simZlavris lazeruli sxivis rxevebis registraciis process warmoadgens. lazeri fokusirebul sxivs diskis qveda mxareze agzavnis, xolo areklili sxivi mgrZnobiare fotoreceptors miewodeba. diskis zedapiridan lazeris sxivi airekleba, xolo diskis Rrmulidan lazeruli sxivis arekvla ar xdeba. diski lazeris da fotoreceptoris (mimRebis) qveviT brunavs. lazeri mudmivad asxivebs sinaTles, xolo mimRebi aRiqvams Suqis naTebas, romelic Rrmulebisa da zedapirebis Tanmimdevrobas asaxavs. areklili signalis yovel cvlilebas, romelic ganpirobebulia Rrmulis sazRvris gadakveTiT, dam- 146

5. mafokusirebeli linza areklil sxivs fotogadamwodze<br />

mimarTavs, romelic sinaTlis energias<br />

eleqtrul impulsebad gardaqmnis;<br />

6. fotogadamwodis mier gamomuSavebuli signalebi<br />

CaSenebuli mikroprocesoris mier dekodirdeba<br />

da kompiuters monacemebis saxiT miewodeba.<br />

fotogadamwodi<br />

linzebi<br />

naxevargamtaruli<br />

lazeri gamyofi<br />

prizma<br />

servoamZravi<br />

nax. 5.1. CD-ROM damgroveblis struqtura<br />

CD-ROM matareblebis masiuri warmoeba<br />

kompaqt-diski polikarbonatuli firfitaa. misi<br />

diametria 120 mm, xolo sisqe _ 1,2 mm. diskis SuaSi<br />

aris 15 mm diametris Riobi. Tu kompaqt-disks wakiTxvis<br />

mxridan (qvevidan) SevxedavT, is saaTis isris<br />

sawinaaRmdego mimarTulebiT brunavs. informacia<br />

spiralur bilikze iwereba, romelic amaRlebuli<br />

(pits) da brtyeli (lands) monakveTebisgan Sedgeba.<br />

lazeruli sxivi, romelic kompaqt-diskidan<br />

monacemebis wakiTxvisTvis gamoiyeneba, Tavisuflad<br />

143<br />

gadis gamWvirvale polikarbonatSi, amitom diskis<br />

zedapiri amrekli liTonis (Cveulebriv aluminis)<br />

feniT ifareba. aluminis fena, Tavis mxriv, akrilis<br />

lakis Txeli damcavi feniT ifareba, romelzedac<br />

gamosaxuleba daitaneba.<br />

Tumca kompaqt-diskebis masiuri komerciuli<br />

warmoeba ara lazeriT amowviT, aramed dapresvis me-<br />

TodiT xdeba (nax. 5.2). marTalia, minis master-diskze<br />

monacemebi swored lazeruli sxiviT amoiwveba, magram<br />

aseTi meTodiT aseulobiT da aTaseulobiT diskis<br />

damzadeba araekonomiuria.<br />

fotorezistuli<br />

fenis datana<br />

lazeruli Cawera<br />

master-diskis<br />

formireba<br />

eleqtrolituri<br />

formireba<br />

master-diskis<br />

dayofa<br />

diskis<br />

daStampva<br />

moliToneba<br />

damcavi<br />

fenis datana<br />

saboloo<br />

produqti<br />

fotorezistuli fena<br />

mina<br />

lazeri<br />

lazeriT damuSavebuli fotorezistuli<br />

mina fena<br />

eleqtrolituri formireba<br />

moliTonebuli fena<br />

liTonis diski (`mama~)<br />

minis master-diski<br />

liTonis matrica (`Svili~)<br />

gamlRvari polikarbonatuli masa<br />

liTonis matrica<br />

plastmasis diskis Camosxmuli fuZeSre<br />

liTonis matrica<br />

plastmasis diskis Camosxmuli fuZeSre<br />

aluminis amrekli fena<br />

plastmasis diskis Camosxmuli fuZeSre<br />

akrilis lakis damcavi fena<br />

dabeWdili etiketi<br />

akrilis lakis damcavi fena<br />

aluminis amrekli fena<br />

plastmasis diskis Camosxmuli fuZeSre<br />

Rrmulebi da zedapirebi<br />

lazeri<br />

nax. 5.2. teqnologiuri procesis sqema<br />

144

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