Strangely hide criminal in a way that shows lack of proper vision? (13)

I believe the answer is:

nearsightedly

I'm a little stuck... Click here to teach me more about this clue!

'in a way that shows lack of proper vision?' is the definition.
The definition suggests an adverb which matches the answer.

'strangely hide criminal' is the wordplay.
'criminal' is an anagram indicator.
'strangely'+'hide'='strangelyhide'
'strangelyhide' is an anagram of 'NEARSIGHTEDLY'.

Can you help me to learn more?

I've seen this clue in The Guardian.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.