Epson 600 User Manual page 39

Advanced Scanning
Proportional
Scale Locked
Proportional
Scale
Not Locked
Output Size
Locked
Output Size
Not Locked
When proportional scaling is used and you change the
width or height of an image, the Perfection 600
software automatically adjusts the other dimension to
maintain the same width-to-height ratio.
For example, if the original image frame size is 3
inches wide and 4 inches high, and you increase the
output width to 4.5 inches (increase it by half), the
height is automatically increased by half to 6 inches.
Proportional scaling is locked as the default setting. To
unlock it, click on the proportional scaling icon.
Maintaining Output Size
When you need to scan an image to fit in a certain
size, you can lock the output size so no matter how
you adjust the input frame size or scaling, the output
size stays the same.
For example, if you need to scan a photograph so that
it fits a 2 x 3 inch space in a newsletter, enter an output
size of 2 x 3 inches then lock the output size. If you
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