Sony hdw-730 Operation Manual page 310

5
Point the camera at the chart by turning the focus ring and focus on
it.
6
Set the zoom ring to wide angle.
7
Turn the F.f or F.B ring until the chart is in focus, being careful not
to disturb the focus ring.
8
Repeat steps 4 to 7 until the chart stays in focus all the way from
wide angle to telephoto.
9
Tighten the F.f or F.B ring fixing screws.
5
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Chapter 5 Setting Up the Camcorder