Wehaveseenalotofuniquefeaturesoffverticalcavitysurfaceemittinglasers(VCSELs),suchaslowpowerconsumption,wafer-leveltesting,smallpackagingcapability,andsoon.ThemarketofVCSELshasbeengrowinguprapidlyinrecentyearsandtheyarenowthekeydevicesinlocalareanetworksusingmulti-modeopticalfibers.Inaddition,newfunctionsonVCSELshavebeendemonstrated.Inthispaper,therecentadvancesofVCSELphotonicswillbereviewed,whichincludethewavelengthe
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