像差

xiàngchā
(optics) aberration

CEDICT

  1. (optics) optical aberration
  2. optical aberration

Wiktionary

Entry Composition

1 像 xiàng
  1. to resemble
  2. to be like
  3. to look as if
  4. such as
  5. appearance
  6. image
  7. portrait
  8. image under a mapping (math.)
2 差 chā
  1. difference; discrepancy
  2. (math.) difference (amount remaining after a subtraction)
  3. (literary) a little; somewhat; slightly

Containing this entry

色像差 sèxiàngchā
球面像差 qiúmiànxiàngchā
球形像差 qiúxíngxiàngchā

Related entries

畸變 jībiàn
  1. distortion
  2. aberration