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Meaning of zone plate | Babel Free

Noun CEFR B2

Definitions

A Fresnel zone plate.

Examples

“And Fresnel's countryman, Laurent Koechlin, of the Midi-Pyrénées observatory, thinks zone plates are the way to find out if there is life on other planets.”

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

zone punch zone refining Zone V Zone VI Zone VII zone-batch picking