What are the different type of scanners?

1. Obviously a color scanner would be a good idea to scan photography. Plus you also the option to scan it in B&W and Gray Scale with the color scanner.

2. OCR is a method to recognize the writing in picture files (Scanned files) and convert it into editable text.

3. OCR Software is the one that provides the conversion facility of Photo (Scanned Document) to Text.

4. You hold the hand-held scanners in your hand and move it across the image / document that you want to scan. While on a flat-bed scanner you just lay the document / picture and let its scanning head do all the moving.

5. A high resolution flatbed scanner would be the best option.

i am expert for using x_ ray scanner -customer user

Few different kinds of scanners in the world and, as with printers. The most common types are: flatbed scanners, sheetfed scanners, photo scanners, and portable scanners. 

OCR This involves photoscanning of the text character-by-character, analysis of the scanned-in image, and then translation of the characterimage into character codes

fairly simple mathematical equation that will determine several important outcomes for your digital images:

Detail – how much image detail you will extract from your photograph

• Image Size – how much resolution in pixels you will have to work with (e.g. 2400 x 3000 pixels)
• File Size – how large the file size will become (e.g. 64.9 MB or 64,878,462 bytes)