Panasonic 135FP Operating Instructions Manual page 106

Document Scanner
Brightness (valid only when halftone is selected)
Adjust the brightness for halftone or grayscale document.
Contrast (valid only when halftone is selected)
Adjust the contrast (difference between dark and light) for halftone or grayscale document.
Invert
Scan the image in negative.
Edge Enhancement
Scan the image with a highlighted edge.
Output Size
Display size of the scanning image and the size of the scanned file.
The output size is determined by the size of the scanning area (black frame) in the preview window
and the resolution.
Unit
Select the unit of size for indication (mm, inch, or pixel).
Scan
Scan an image into the document desktop.
Preview
Perform preview scanning and display the image on the preview window.
Zoom In
Zoom in/out for a preview-scan image.
106
button
button
/ button
Zoom Out