1.
astigmatism
A vision condition caused by an irregularly curved cornea or lens, resulting in blurred or distorted vision at all distances.
乱視があるので、コンタクトレンズは特注が必要だ。
Because I have astigmatism, I need custom-made contact lenses.
乱視を矯正するメガネをかけている。
I wear glasses that correct my astigmatism.
検眼で乱視の度合いを調べた。
The eye exam measured the degree of my astigmatism.
USAGE: 乱視 literally means "disordered vision." It can occur along with nearsightedness or farsightedness.
COMMON COLLOCATIONS:
- 乱視がある (to have astigmatism)
- 乱視を矯正する (to correct astigmatism)
- 乱視用コンタクト (toric contact lenses)
- 乱視の度数 (astigmatism prescription)
OTHER VISION CONDITIONS:
- 近視 - nearsightedness (myopia)
- 遠視 - farsightedness (hyperopia)
- 老眼 - presbyopia
TREATMENT: 乱視 is typically corrected with glasses (眼鏡), toric contact lenses, or refractive surgery (屈折矯正手術).
Related Words
Related:
老眼 (presbyopia)