Meaning of 光焦度
光焦度 means dioptric power; the reciprocal of the focal length of a lens. Pronounced guāng jiāo dù.
- dioptric power; the reciprocal of the focal length of a lens
Definitions & Examples
Jìn近
shì视
yǎn眼
jìng镜
shì是
āo凹
tòu透
jìng镜
，
suǒ所
yǐ以
tā它
de的
guāng光
jiāo焦
dù度
wèi为
fù负
zhí值
。
Myopia glasses are concave lenses, so their dioptric power is negative.
Yàn验
guāng光
shī师
huì会
gēn根
jù据
nǐ你
de的
shì视
lì力
qíng情
kuàng况
què确
dìng定
suǒ所
xū需
jìng镜
piàn片
de的
guāng光
jiāo焦
dù度
。
An optometrist will determine the dioptric power of the lenses you need based on your vision.
Zhè这
ge个
fàng放
dà大
jìng镜
de的
guāng光
jiāo焦
dù度
shì是
+5+
D5
D
。
This magnifying glass has a dioptric power of +5 D.
Relations
Synonyms