- こうじく
- 光軸
optical axis
focal aim
axis of a lens* * *こうじく【光軸】【光】 an optical [optic] axis 《pl. optic(al) axes》.光軸調整 optical axis adjustment; 〔自動車のヘッドライトの〕 headlight adjustment.
Japanese-English dictionary. 2013.
Japanese-English dictionary. 2013.