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单词 eyepiece micrometer
释义

Definition of eyepiece micrometer in English:

eyepiece micrometer

noun
  • A scale of measurement inside an eyepiece that can be viewed at the same time as the image, on which it appears superimposed; an eyepiece incorporating such a scale.

Origin

Early 19th century; earliest use found in David Brewster (1781–1868), natural philosopher and academic administrator.

 
 

Definition of eyepiece micrometer in US English:

eyepiece micrometer

noun
  • A scale of measurement inside an eyepiece that can be viewed at the same time as the image, on which it appears superimposed; an eyepiece incorporating such a scale.

Origin

Early 19th century; earliest use found in David Brewster (1781–1868), natural philosopher and academic administrator.

 
 
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更新时间:2026/6/6 22:31:28