英语词汇“refracting telescope”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

refracting telescope

释义

refract /ri-fraktˈ/

transitive verb

Of a medium, to deflect (rays of light, sound, etc passing into it from another medium)
To measure the refractive capacity of (the eye, a lens, etc)
To produce by refraction (rare)

adjective (rare)

Refracted

ORIGIN: L refringere, refrāctum, from frangere to break

refractˈable adjective

Refrangible

refracˈted adjective

refractˈing adjective

refracˈtion noun

refracˈtional adjective

refracˈtive adjective

refracˈtively adverb

refractivity /rē-frak-tivˈi-ti/ noun

rēfractomˈeter noun

An instrument for measuring refractive indices

refractometˈric adjective

refractomˈetry noun

refracˈtor /ri-/ noun

refracting telescope noun

One in which the principal means of focusing the light is an object glass

refraction correction noun (astronomy)

The correction made in the calculation of the altitude of a star, planet, etc to allow for the refraction of its light by the earth's atmosphere

refractive index noun

The ratio of the sine of the angle of incidence to that of the angle of refraction when a ray passes from one medium to another

angle of refraction

The angle between a refracted ray and the normal to the bounding surface

double refraction

The separation of an incident ray of light into two refracted rays, polarized in perpendicular planes

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