Table Of Content

Optical Fiber Joining Technique By D. I, TISREE {Tis paper deserts a metal of Carmally fusing clad pss Sere, en to end, to eetain @ good meckenical jant with low tranamisson lose ‘Method of preparing hor ends and aligwing thm for joining ave dite ‘used. Ten sso offer wore joved (SO ym eore and A-um car lad ‘Bern with uted dates of 78 gm and £80 um reverie). “There iss gent desl of imtoo iovsing gl fibers option we fides to cary information ix muck the suze way a8 wines of metalic ‘waveguides én. If glace fore exe ta be used in this woy, they mall ved ta be oized just aa res aod metalic waveguides must be jae, "A nll Zor juning single brn ran deelope. Clea lane Shore swore joined whieh sad oot of 10 am ard 20-am diame and faveral diameters of 75 gon nnd 150 aan wspontively. The iter were Schott 3K hes and Ube chakding of Blatt SK-I4 glee which Ihave elae travition temperatures of 21°C and O19°C respectively. Gora mechan joints whieh ean be rwle ily with trenewseion Tse slow 115 percent ety old, Int howe aes ehould be posible with a Hide move eer. ‘Yo get good joint, good Ser ends are needed, olihing or etching the fiber ens hae been suggested bb we hare xed hal a Sr fs broken properly it wll haw an endl thay i suitably Mat aver ost of ite surtee and poxpendiaulr to the ax use Mor ws soe under a Iiermong, Figure I abuncs tc yom ne a? MSs var, Bg od ‘bore maznifed SOX, Te broke ur bo vole Ty sori the er vith a zor blade and bree it or by lying te fiber worst shuep metalic edge and posting Ten eo that i dschay t o epg wre mated Det 264 se mE, svenaae mucumiens sna, wecenrIN eAL ig JTree broken se 1 nT Se age SO centred st the gine where the fiber toushrs the mata, then bretking i hy benaingur piling: Te parking must continue for saveal seconds ‘vith erecter me for gnalee liber diemter. To provent the deposition (OF metal on the fb beeauee of the eleven dvehange, pasar ie Srot usd es the metal eotact Fibers of 260m od. or grater en be ested with ile or dinnuna blotebresking If the fiber ix bent 1a the Ieveking point after it x scored or treed sith an alectreal diary, een ll have ip protruding and the bother end wil have m oormspunding absence of rataral ‘Tis ean be Seon in Fig. 2. This ip ie sometimes au long as the diameter of the Fler and would yrevent the end from boing brow close enough to suother ber end to permit joning hem. TF the for i pulled inated ff beat unl fe Brel, the lip i= not predic ow ent noesons, 80 thi the reeommended procedure ‘Very small fibers will sometimos softon and hon fom the heat when Che discharge stom the Les ci trikes them, bat with oare Fre us nl we nur ul have Beem brokza with goed cus uiteble After the exde ofthe bor nore prepa, ey rl be rants so Hhat shay ean be sleoed. Tell coated tneoacr to hold the Shor Fda were mounted, ine um 9 prowl me Saino mere ‘wanipilster end one ov a procsien Sodiwensineal riemmaciplsor ‘ith pastioning resoution of 0.127 gan. ‘The Teffceaotted voor are gone wh the Rr a slow it stip when he bor cantracs afer having ls Isle ws wl be de coed Iter TTrom meacuremente of sight output versus Mer ond dispacoment sve fi that algae of ese thea wen in the 1058-um core fer Ber 1D percent len inatavieson than hen fe end a algne Toes dust ibe fart re covered in oa a Itt. (Gn em deter whos che cade ar aliesed by viewing them throusk ‘micro asl samaming that tke eore i eonectiie with tho out of tho adding, ‘To got two perpendiguir viens of the her, w mere ‘oun be monte an the fiber eam bo viewed diet frum the ‘rue ead $1560 THR ELL evermss munWUAL JOURN, Use aEnL Uagh the misor from the side. Two probleme ia (hin method of Uigament ar, fit, the ore nd eluding may not be eonecntl, ‘nit eaeond, rther sopistentedtpkies are needed to se an alignment fron of Lam or Lest. 1 te ure asl sulding ate made couoealie and Ha miornonpe of 200% or gratce i sed, one een probably alga them veel enough by this means "Anter method we have usw of determining optinnam aligament fs to een Ino lght down the her to a detector and adjust the ber fond for teximum traussion, A prblem with this method it tha ithe ofthe be ie bros ot wna wit rnp Uo he nur the fiber nai, the msi fowsniaiou wil bo obtcinad wien the fiber ends are miqied lo enmpentate for the offset in the beam Airestion exe by Ui angle of telration at the nomrormel rurees ‘Thott ie in Fig, 8. This error is smal, though, i the angle is snl. With liber of R0-ym diamster, core index of 1.8, and a surge at th end thas 10 degees rom the normal, the ends of to bers would Tune Ube let 0.73 gm to correct far the Bex miselgnaent Tris would intnalor sua pean ls sn our 1US-am ence fibor. An langle of 10 doxroce in Ign use ezould be abls to do much better tha Uh Several unmuccests! attempters made wo join bese wie apony sone and epoxy ps lense. When Using pox alone, the reweaat joint was too veal to kep the for sly align whew tabsvore raearra wa app.ied. Whan wing eave th tleranen betwen ieee “4 and ber oc. hd to be very elit, of he veda of Ug 1 ke the fiber aligned propers, und fie tolerane hard obtain. Foren, {bubble foted atthe hor jumotion inside severe lees jiata. Thus, Ais metho vine curse ee in peacoat "A method that worked. wi ths Tang of the Aker enda, Neaober 26 righrome wins waa wid expand ewe matl pote oo 4 to lave st (Fe $feam seetios nr comma ie cers ore gon 3157 ig. wn it er ei in pl by Wn ot en cing tore Un wine nigh wie Ue hor ends would pas shawn in Bp ‘The Ser ex ors cline ecving ¢epage of sont Lh aie beswre tom for thrmeal eapeasion, pou: Ld aanprace nf samen. ene yeaa fungi she mehweare qare hack trometer ems exusing the wire tu hos wp sad Tae ae For onc together, ae lergiedinal Expansion of the aber when ected sleed the Iu ga that wan Te botseen shy fhe eke OF eu, whe the ber evoke wane again, but the for could ip in the Telacasted rerezer shen sins, ‘Tho ona fared get oe in abot reel fee the ht tes applies, To Ce. wan the ngs san ted, Usp me placed 92 ‘ut the spocus> reflection frum che For ends coud in the wae, Disyewres of she reflection indicted cho curiae hue Yauiaean Cheats ate“, Figs fb os rerlatageag of Tue ii 8 WDA ve, Bn. her, wt BOOK mei, Sach joie ewibited leer slow na HL paraent 3158 uns wu avSTRW EMIEAT RAL, HRERSEER H8n1 _Aftor tu fiers ar carly broken un prs alia thy on fused togeer by snnata oi a hented wire to give goed me fhamical yeh nits nm seaopaabe amount of lee, File 07 10803 fore wore ine ad gave fetes ca low se 1.3 yee, bet ith a Title mm oot it 9 Beied that joins ould be eazde wich eum aides lower lees thar this 1. 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