Eschenbach Optik iFlex - Manual (Page 12)

iFlex User Manual Rev 1.0 English
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using the power button. If the power is
interrupted, either by a mains failure or by
unplugging the power, any changes made during
the session are lost.
5-3. Zooming In & Out
Press the upper half of the zoom control to
enlarge the magnification. The button can be
held until the desired magnification is reached.
When the maximum magnification is reached the
key click will change to a beep and zooming will
stop.
Pressing the lower half of the zoom control will
reduce the magnification in a similar manner.
5-4. Picture and Reading Modes
Picture mode offers a full color image suitable
for viewing photographs and other images or for
viewing text without enhancement.
There are two Reading modes, positive and
negative; sometimes referred to as normal and
reversed. The positive mode enhances the
contrast and removes grays. Negative mode
enhances the contrast and also reverses the ink
and paper making the letters white and the
paper black.