top | item 39455558 (no title) tomkaos | 2 years ago This probably became cheaper and simpler to put a camera than a real code bar scanner. discuss order hn newest WaitWaitWha|2 years ago Confirmed. Most (all?) "2D barcode scanners" are cameras.It is also way cheaper to get off-the-shelf tablets with camera to embed into systems, then add extra hardware to read just barcodes. nicklecompte|2 years ago Yeah I think this is the best explanation - I've used "cafeteria cards" before with RFID or NFC, so QR didn't even occur to me.
WaitWaitWha|2 years ago Confirmed. Most (all?) "2D barcode scanners" are cameras.It is also way cheaper to get off-the-shelf tablets with camera to embed into systems, then add extra hardware to read just barcodes.
nicklecompte|2 years ago Yeah I think this is the best explanation - I've used "cafeteria cards" before with RFID or NFC, so QR didn't even occur to me.
WaitWaitWha|2 years ago
It is also way cheaper to get off-the-shelf tablets with camera to embed into systems, then add extra hardware to read just barcodes.
nicklecompte|2 years ago