lens; optical lens
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
a lens made of transparent material (such as glass or crystal), generally classified into convex and concave lenses based on the difference in thickness between the center and edge
A fundamental component in optical instruments. Convex lenses (凸透镜) converge light rays, while concave lenses (凹透镜) diverge them.
Zhè这
kuǎn款
xiàng相
jī机
shǐ使
yòng用
le了
gāo高
zhì质
liàng量
de的
tū凸
tòu透
jìng镜
。
This camera uses high-quality convex lenses.
Jìn近
shì视
yǎn眼
jìng镜
de的
jìng镜
piàn片
shì是
āo凹
tòu透
jìng镜
。
The lenses of myopia glasses are concave lenses.
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Xiǎn显
wēi微
jìng镜
yóu由
duō多
gè个
tòu透
jìng镜
zǔ组
hé合
ér而
chéng成
。
A microscope is composed of a combination of multiple lenses.
Guāng光
xué学
tòu透
jìng镜
tōng通
cháng常
yòng用
bō玻
li璃
huò或
shuǐ水
jīng晶
zhì制
chéng成
。
Optical lenses are usually made of glass or crystal.