Epson Macintosh - Manual (Page 27)

Modifying an Image Type
To modify an Image Type setting, choose the Image Type
button. You see the following screen:
Not all options on this screen are available with all scanners,
Image Types, or Pixel Depth settings. The Image Type options
are described in the following table.
Image Type options
Setting Option
Function
Pixel Depth Black & White Uses a data format of 1 bit/pixel to
produce black and white images I
16 Grays Uses a data format of 4 bits/pixel to
produce 16 shades of gray
256 Grays Uses a data format of 8 bits/pixel to
produce 256 shades of gray
8 Colors
Uses a 1 bit/pixel per color data
format to produce B-color images
16 Million Colors
256 Colors Uses an 8 bits/pixel per color data
format to produce 256-color
images
Uses an 8 bits/pixel per color data
format to produce 16 million color
images
3-6 Capturing Images From Within Applications