Panasonic HDC-TM80 Operating Instructions Manual page 46

Touch zoom
Zoom operation can be performed by touching the touch zoom bar.
≥ Touch zoom function is useful for making fine adjustments to the zoom magnification.
1 Touch .
≥ Touch zoom bar appears.
≥ The touch zoom bar will disappear when no function is
performed for a specific period of time. To display it
again, touch the screen.
2 Touch and hold the touch zoom bar.
≥ It will zoom to the position you are touching.
≥ It will zoom in when T side is touched, and zoom out
when W side is touched.
≥ It is also possible to perform zoom operation by
touching and sliding the touch zoom bar toward the T
side or the W side.
≥ Screen display will disappear when no function is performed for a specific period of time.
To display it again, touch the screen while the touch zoom bar is displayed.
≥ Please refer to page 43 for details about the zoom speed.
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A Touch zoom bar
B Zoom magnification position