RGB Spectrum Quadra User's Guide - Manual (Page 48)

O P E R A T I O N S
Zooming an Image
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Z O OM IN G A N I M A G E
The zoom function enables you to interactively zoom an image’s WSR
coordinates. Use the following steps to zoom an image:
1. Request help text for the ZooM command. Type:
H ZM Enter
Figure 3-12. Help Text — Zoom Command
2. Activate the “interactive” zoom function. Type:
ZM <input #> Enter
Use the following controls to zoom. Type
~ i to zoom in
~ o to zoom out
3. When you are finished zooming, type q to exit the mode:
Please note:
• The zoom function zooms straight in (or out) using the image’s current
WSR values.
• You can also zoom in or out by a fixed amount of repetitions.
S
Example: Zoom out by 10 units. Type:
ZM <input #> o 10
Note that 10 units is equivalent to:
Š a vertical zoom factor of 10 x 4
Š a horizontal zoom factor of 10 x 4 x aspect ratio
• You can not pan an image unless it is zoomed in. Refer to the
“
Panning an Image ” section for details.