Changing The Reference Value For Automatic Iris Adjustment - Sony Digital Betacam DVW-700 Operation Manual

4-3 Changing the Reference
The reference value for automatic iris adjustment can be changed to
enable the shooting of clear pictures of back-lit subjects, or to obtain
special effects. The reference value for the lens iris can be set within the
following range with respect to the standard value as defined by an F
number.
4
• 0.5: about 0.5 stop further open
• 0.25: about 0.25 stop further open
• 0.25: about 0.25 stop further closed
• 0.5: about 0.5 stop further closed
To change the reference value, set A. IRIS OVERRIDE to ON (factory
setting is OFF) on the FUNCTION 2 / 2 page of the setup menu.
The reference value is normally set to the standard value. Even if the
reference value is changed, it reverts to the standard value every time the
power is turned on.
Opening or closing the lens iris
1
Set the MENU ON / OFF / PAGE switch to OFF to close the menu.
2
• Press the UP button once to open the iris by 0.25 stop.
One bar appears in the upper part to the left of the F number in the
iris indication.
• Press the UP button twice to open the iris by 0.5 stop.
Two bars appear in the upper part to the left of the F number in the
iris indication.
• Press the DOWN button once to close the iris by 0.25 stop.
One bar appears in the lower part to the left of the F number in the
iris indication.
4-20
Chapter 4 Adjustments and Settings for Recording
Value for Automatic Iris
Adjustment