Sorry I mistyped, QR code.
It's a picture that can be scanned to transfer funds without typing or copying pasting the address.

Ok, as you bought directed from ledger you were not scammed.

Did you use a passphrase? It's like a 25th word. You can unlock a second hidden ledger nano wallet using a different pin. Did you use that?
https://support.ledgerwallet.com/hc/en-us/articles/360000783134-How-to-set-up-and-or-recover-a-hidden-passphrase-and-alternate-PIN-on-your-Ledger-Nano-S-H