
Questions & Answers about sougankyou o tsukau.
It is read そうがんきょう.
- 双 = pair
- 眼 = eye
- 鏡 = optical instrument / mirror / lens-related object
So 双眼鏡 is the normal Japanese word for binoculars.
を marks the direct object of the verb.
In 双眼鏡を使う, the thing being used is 双眼鏡, so it takes を.
- 双眼鏡 = binoculars
- を = marks what the verb acts on
- 使う = to use
A good way to think about it is:
- What am I using?
- Binoculars
- Therefore: 双眼鏡を使う
Also, although it is written を, the particle is pronounced お in modern Japanese.