Definition of autocollimation in English:

autocollimation

noun ˌɔːtə(ʊ)ˌkɒlɪˈmeɪʃn

The procedure of passing a beam of light though a converging lens on to a plane surface that reflects it back the way it has come (initially as a parallel beam); the use of an autocollimator; an instance of this.

Late 19th century; earliest use found in Nature: a weekly journal of science. From French autocollimation from auto- + collimation.

nounˌɔːtə(ʊ)ˌkɒlɪˈmeɪʃn

The procedure of passing a beam of light though a converging lens on to a plane surface that reflects it back the way it has come (initially as a parallel beam); the use of an autocollimator; an instance of this.

Late 19th century; earliest use found in Nature: a weekly journal of science. From French autocollimation from auto- + collimation.

单词	autocollimation
释义	Definition of autocollimation in English: autocollimation noun ˌɔːtə(ʊ)ˌkɒlɪˈmeɪʃn The procedure of passing a beam of light though a converging lens on to a plane surface that reflects it back the way it has come (initially as a parallel beam); the use of an autocollimator; an instance of this. Origin Late 19th century; earliest use found in Nature: a weekly journal of science. From French autocollimation from auto- + collimation. Definition of autocollimation in US English: autocollimation nounˌɔːtə(ʊ)ˌkɒlɪˈmeɪʃn The procedure of passing a beam of light though a converging lens on to a plane surface that reflects it back the way it has come (initially as a parallel beam); the use of an autocollimator; an instance of this. Origin Late 19th century; earliest use found in Nature: a weekly journal of science. From French autocollimation from auto- + collimation.
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