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Meaning of Crayford focuser | Babel Free

Noun CEFR B2

Definitions

A simplified focusing mechanism for amateur telescopes, having a smooth spring-loaded shaft which holds the focus tube against four opposing bearing surfaces, and controls its movement.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

Crayke crayman Crayne Crayola Crayon crayon board

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