also: バーコードリーダ
noun
barcode reader; barcode scanner
A device that reads barcodes, commonly used in retail and logistics.
レジでバーコードリーダーを使う。
Use a barcode reader at the cash register.
このバーコードリーダーはQRコードも読めます。
This barcode reader can also read QR codes.
Variant without the long vowel mark; commonly seen in technical contexts.
Spelling with an interpunct, sometimes used for clarity.
Variant with interpunct and without the long vowel mark; less common.
スキャナー is a broader term for any scanner, while バーコードリーダー specifically reads barcodes.
Loanword from English 'barcode reader'.