HALF-WAVE PLATE


Meaning of HALF-WAVE PLATE in English

/haf"wayv', hahf"-/ , Optics.

a crystal thin enough to cause a phase difference of 180° between the ordinary and extraordinary rays of polarized light, thereby changing the direction of the plane of polarization. Cf. quarter-wave plate .

[ 1900-05 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .