The Canon CanoScan 8400F is a flatbed scanner that is designed for high-quality scanning of photos, documents, and film negatives. It has a maximum optical resolution of 3200 x 6400 dpi, which allows for sharp and detailed scans, and it supports scanning in both color and black and white. The scanner also features a built-in transparency adapter, which makes it easy to scan film negatives and slides. It connects to your computer via USB and comes with software for editing and managing your scanned images. The Canon CanoScan 8400F is a reliable and versatile scanner that is suitable for both personal and professional use.