The Amazingly Convenient Way to Scan Documents Using Your iPhone or iPad — GeekHampton
CZUR ET18 Pro Smart Book Document Scanner LCD Screen,WIFI Fast OCR Reader for PC | eBay
Amazon.com : Scanner Bin Pro - Phone Scanner Stand for Photo and Document scanning (Also Used as a Document Camera, Invented & Produced in The USA) : Office Products
IRIScan Book 3 - Book scanner
Book Barcode Scanner for Apple Books, Amazon Kindle, and Google Books
Amazon.com : Eyoyo 1D Bluetooth Barcode Scanner Wireless, Back Clip Phone UPC USB Bar Code Reader with Battery Level Indicator Compatible with 4.7"-7.2" Android Phone, iPhone for Warehouse Book Library Inventory :
A Portable Scanner Alternative for the iPhone - ScanJig! - North Dakota Assistive