collimator

n. 准直仪 [化] 准直管; 平行光管

发音

US

词形变化

collimators 复数 collimators

释义与例句

n.
  1. 1.

    An optical device that generates a parallel beam of light. Often used to compensate for laser beam divergence.

    物理
  2. 2.

    A similar device that produces a parallel beam of particles such as neutrons.

    物理
  3. 3.

    A small telescope attached to a larger one, used to point it in the correct general direction.

    天文

词汇关系

名词

上位词 2

telescope scope

整体词 1

spectroscope

相关短语

multileaf collimator

词源

From collimate + -or.

来源：wiktionary