Ka jingkhein ia ka jingtap ne ki tiar jingtap .
Sngewbha pyni ia ki jingthew ba donkam ha ki milimeter .
X - ka jingheh jong ka visor
Y - ka jingjrong
Z - ka jingjrong jong ka visor
Ka prokram ka long ban khein ia ki tiar jong ka lyngkhot lyngkhai ne ka lyngkhot lyngkhai kaba shiteng pyllun.
Kum ka jingmih na ka jingkhein, lah ban lap ia ka jingjrong bad ka jingheh jong ka visor. Bad ka radius jong ka arc.