Data Compression Unit; Video Interface Unit; Image Processing Unit - Ricoh IS430 User Manual

Image scanner
Hide thumbs Also See for IS430:
Table of Contents

Advertisement

¡ Data compression unit
Using an optional data compression unit, it is possible to compress the scanned image data by
methods known as MH, MR, and MMR. This saves memory capacity.
¡ Video interface unit
The optional video interface unit provides a video interface connector.
¡ Image processing unit
The optional image processing unit adds the following image processing functions.
Dynamic threshold:
The scanned image is automatically binalized by an appropriate threshold. The scanner dis-
criminates a background color and decides the threshold to use.
Auto photo/letter:
The scanner automatically detects letter areas and photo areas of the original. The letter areas
are scanned in binary, and the photo areas are scanned in halftone.
03_IS430-BODY
Page 37
Image Scanner User's Manual
97.5.8, 5:37 PM
PageMaker 5.0J
- 37 -

Advertisement

Table of Contents
loading

Table of Contents