Image Engineering
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14
3.4.3 Setting the Illumination Level
The illumination level is adjustable. Set the illumination level by performing the following steps:
Default settings
•
Ensure the selected chart is placed in the chart holder if it is required for your
measurement.
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Calibrate the illumination feedback
(Chapter 3.3.1)
•
Select the power mode by pressing the button (C)
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To enter HIGH power mode, hold button (C) for 2 seconds
•
Select the illumination feedback unit by pressing the rotary knob (A). Lux and cd/m² are
available. Ensure the selected unit is calibrated with the actual setup
•
Toggle the cursor with the button (B) through the settings and change the setting by
turning the rotary knob (A)
o
First line: set the actual illumination level in percent and Lux or cd/m²
o
Second line: set the flicker frequency (0 Hz = continuous illumination as
described in
chapters 0
o
Third line: set the flicker duty cycle.
(Chapter 3.5)
•
The stabilization of the set intensity may take up to 10 seconds
•
Press button (D) to turn the illumination on and off.
