Minolta Di250 Operator's Manual page 59

Calling up a Ratio from Memory
You can store some of the most frequently used
zoom ratios in memory and recall them later as
necessary.
Custom Zoom
1 Touch
From among the two ratios previously stored
2
in memory, select the desired one.
Useful Tip
It's a good idea for you to store frequently used
zoom ratios in memory.
Enter
Touch .
3
.
3(%
3&&
p. 3-14
3-13
3. Selecting the Zoom