Fisheyelensdistortsstraightlinesintoridiculouscurves.Straightlines,dependingonwheretheyareinthephotocanbepulledalot,alittle,ornotatall.Thefarthertheyarefromthethecenterlineofthephoto,themoredistortionthereis.ThecloserthelineistothemidpointoftheXorYaxisofthelens,thestraighterthelinewillbe.Specificationofourfisheyelensasfollow:*37mm0.42Xfisheyelens;*72mm,82mm0.7Xfisheyelens)