Epson Expression 1600 Guide de l'utilisateur télécharger pdf (Page 60)

Understanding EPSON TWAIN Pro Features

2-29

R4C0910

long.bk Rev. C

A5 size TWAIN.FM

1/12/00 Pass 2

Proof Sign-off:

M.Fujimori _______

J.Hoadley _______

Click the eyedropper button beneath the slider, and the

mouse pointer changes to an eyedropper. Move the

eyedropper over the preview image, and click a bright area.

The eyedropper “picks up” the color from that area, and uses

it as the highlight for the entire image. This effect appears

immediately in the preview image. Click

Cancel

to restore

the original image.

Shadow:

The Shadow control allows you to adjust the darkness level

of the darkest parts of an image. You can select from 0 to 60

by moving the slider.

Click the eyedropper button beneath the slider, and the

mouse pointer changes to an eyedropper. Move the

eyedropper over the preview image, and click a dark area.

The eyedropper “picks up” the color from that area, and uses

it as the shadow for the entire image. This effect appears

immediately in the preview image. Click

Cancel

to restore

the original image.

Threshold:

Available only when Pixel Depth is set to

Black & White

and

Halftone is set to

None

in the Image Type dialog box. The

scanner scans gray shades as either black or white using this

setting.

You can select from 0 (lightest) to 255 (darkest) by moving the

slider.

Tone Correction

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Epson Expression 1600 Guide de l'utilisateur Page 60