Shaashadda Dabaqadda Is-dhex-galka ah ee La-hagaajiyay waa bandhig sagxeed sagxadda leh ee LED-ga oo is-dhexgal leh oo u go'ay cilmi-baarista iyo horumarinta dhulka.Waxaa si gaar ah loo qaabeeyey oo loo habeeyey marka la eego xajinta, ololka-celiska, waxqabadka ilaalinta, iska caabinta barafka, caabbinta cad, iyo waxqabadka badeecada si ay awood ugu yeelato inay la qabsato talaabooyinka xoogga badan, iyo inay si caadi ah u shaqeyso muddo dheer xaalad kasta. bay'ada iyada oo aan loo baahnayn in lagu daro wax qalab ilaalin ah, sida muraayadaha kulul, akril, guddiga PC, iwm, si toos ah u tallaabaya!