粵典 (words.hk)Hong KongWord
一種可以改變光線（電磁波）方向嘅設備，通常係形狀或密度唔規則嘅玻璃（量詞：塊） (lens)
名詞透鏡
tau3 geng3included in 2 dictionaries
hieu1 gieng1included in 1 dictionaries
tau3 geng3
· included in 2 dictionaries粵典 (words.hk)Hong KongWord
Jyutping:
tau3 geng3
一種可以改變光線（電磁波）方向嘅設備，通常係形狀或密度唔規則嘅玻璃（量詞：塊） (lens)
名詞維基辭典YueWord
Jyutping:
tau3 geng3Original phonetic: /tʰɐu̯³³ kɛːŋ³³/
lens (glass object that focuses light that passes through it)