Ngo-1843, uMossander of Sweden wathola i-Element Erbium. Izakhiwo ze-Optical ze-Erbium zivelele kakhulu, futhi ukuphuma okukhanyayo ngo-1550mm we-EP +, obekulokhu kukhathazeka, kunokubaluleka okukhethekile ngoba le wavelength itholakala ngokunembile ekuxhumaneni kwe-fiber ekuxhumaneni kwe-fiber ekuxhumaneni kwe-fiber ekuxhumaneni kwe-fiber ekuxhumaneni kwe-fiber ekuxhumaneni kwe-fiber ekuxhumaneni nge-fiber ekuxhumaneni kwe-fiber ekuxhumaneni kwe-fiber ekuxhumaneni kwe-fiber ekuxhumaneni nge-fiber ekuxhumaneni ngefayibha.UmphethoI-Ions (ER *) zijabule ngokukhanya eWavelength ka-880NM kanye ne-1480mm, kanye noguquko kusuka embusweni ofakiwe 415/2 kuye ku-Commercial State 213/2. Lapho i-er * eguquguqukayo esezingeni eliphakeme kakhulu emuva esimweni somhlaba, ikhipha ukukhanya kwe-1550mm wavength, imicu ye-quartz optical ingahambisa ama-wavelength ahlukahlukene, kepha isilinganiso sokukhanya sokukhanya siyahlukahluka. I-fiber ye-optical enenethiwekhi yemvamisa eyi-1550mm inesikhathi sokudlulisa esiphansi kunazo zonke ku-Quartz Optical Fibers (O. I-15A1 / KRM), icishe ifinyelele umkhawulo ophansi wesithombe.
(1) Ngakho-ke, lapho ukuxhumana kwe-fiber optic kusetshenziswa njengokukhanya kwesiginali ngo-1550mm, ukulahleka kokubona kuncishisiwe. Ngale ndlela, uma umzila ofanele ngaphandle kwe-doping esetshenziselwa izinhlelo zokuxhumana, i-amplifier ingasebenza ngokuya ngomgomo we-laser. Ngakho-ke, kumanethiwekhi okuxhumana ngocingo adinga ukukhulisa i-wavelength 1550mm / isiginali ye-optical, i-bait doped fiber amplifiers iyizakhi ezibalulekile ze-optical. Njengamanje, ama-amplifiers e-silica we-silica ahlanganisiwe awenziwe ngezentengiselwano. Ngokusho kwemibiko, ukuze kugwenywe ukumunyisa okungenamsebenzi, uhla lwe-doping lwe-erbium ku-fiber kumakhulu kumakhulu e-PPM (LPPM-10-.). Ukuthuthukiswa okusheshayo kokuxhumana kwe-fiber optic kuzovula amasimu amasha wokusetshenziswa kwe-Erbium.
. Benziwe waba yi-Laser RangeFinder ephathekayo yokusetshenziswa kwezempi, okuphephile emehlweni abantu.
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(4) I-EP + nayo ingasetshenziswa njenge-ion ye-activation yokuguqula izinto ze-laser.
(5) Ngaphezu kwalokho, i-Erbium nayo ingasetjenziswa ekuhlolweni kokuhlobisa kanye nombala we-eyeglass lens nengilazi ye-crystalline.
Isikhathi sePosi: Meyi-09-2023