光圈

guāngquān
  1. aperture
  2. diaphragm
  3. halo
  4. aureole

CEDICT

  1. (photography) aperture
  2. aperture

Wiktionary

裝在攝影機、照相機鏡頭的內部，可改變進光孔大小，以控制光線進入鏡頭的多寡，並有調節景深、減少光差等作用。有彩虹式、光孔式二種。

重編國語辭典

Entry Composition

1 光 guāng
  1. bright; shiny
  2. only; merely
  3. used up; finished
  4. to leave (a part of the body) uncovered

classifier: 道
2 圈 quān
  1. classifier for loops, orbits, laps of race etc
  2. to surround; to circle

classifier: 個

Related entries

孔穴 kǒngxué
  1. aperture
  2. hole
  3. cavity
隙縫 xìfèng aperture
橫膈 hénggé diaphragm
橫膈膜 hénggémó diaphragm (anatomy)
橫隔膜 hénggémó diaphragm (anatomy)
膈 gé diaphragm (anatomy)
膈肌 géjī diaphragm (anatomy)
膈膜 gémó diaphragm (anatomy)
隔膜 gémó
  1. diaphragm (anatomy)
  2. distant (socially aloof)
  3. divided by lack of mutual comprehension
  4. nonexpert
光暈 guāngyùn
  1. halo
  2. (photography) halation
日月暈 rìyuèyùn
  1. halo
  2. ring of light around the sun or moon
圓光 yuánguāng
  1. radiance emanating from the head
  2. halo
暈 yùn
  1. dizzy
  2. halo
  3. ring around moon or sun
她几乎喝晕了。

She almost passed out.

Source: Tatoeba

華蓋 huágài
  1. imperial canopy (e.g. domed umbrella-like roof over carriage)
  2. aureole
  3. halo