Crossword Genius

They help you see fine displays (10)

Ross

I believe the answer is:

spectacles

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'displays' is the definition.
(I know this)

I don't understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for spectacles that I've seen before include "With which to view" , "Viewing aid" , "shows?" , "See 6" , "What would make some people see better" .)

I've seen this clue in the Sydney Morning Herald.
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