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Electronic Shutter Setting - Hitachi SK-HD2200 Operating Instructions Manual

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Electronic shutter setting

Shutter modes
The selectable electronic shutter modes and speeds are as follows.
Mode
PRESET
VARIABLE
(LOCK SCAN)
AES
(Auto Electronic
Shutter)
Note
Camera sensitivity declines as shutter speed increases.
An auto iris lens stop opens at increased shutter speed, while the depth of focus is decreases.
LOCK SCAN mode
The lock scan mode avoids flicker in scenes showing a computer monitor screen.
1. Set the Shutter switch to SEL to produce the lock scan mode.
2. Push the FUNC BUTTON, top menu screen is displayed.
The cursor can be changed by UP and DOWN buttons.
Go to Shutter menu, sub menu of maintenance menu.
Move the cursor to SHUTTER VAR.
3. The image of a computer screen having a different scanning frequency includes a light or dark bar rolling up or down
through the image.
Press RIGHT or LEFT buttons to minimize the bar.
Light
Roll
Roll
Roll
Roll
Slow shutter speed
Note
Flicker reduction is ineffective at scanning frequency below 60 Hz.
Shutter speeds
1/100(59.94p), 1/60(50p),
1/250, 1/500,1/1000,1/2000 second
1/59.94 to 1/1983 second (59.94p)
1/50.00 to 1/2008 second (50p)
1/59.94 to 1/1983 second (59.94p)
1/50.00 to 1/2008 second (50p)
Flicker-free image
Set to make fast-moving objects clear.
Set to reduce horizontal scroll bars of an
image when shooting a computer screen.
Set to obtain an always fixed video level when
the light is greater than the close limit.
Fast shutter speed
17
Applications
Dark
Dark
Dark
Dark
Roll
Roll
Roll
Roll

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