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5
Measuring
5-1. Measuring in Ambient Light Mode
Continuous light like natural light (sunlight) as well as tungsten lamps and fluorescent
lamps are measured in Ambient Light Mode.
The following are the measuring methods in the Ambient Light Mode.
•
T (shutter speed) priority
•
F (stop) priority
•
TF (EV) priority
•
Illuminance lux independent display
•
Illuminance fc independent display
•
Luminance cd/m
2
independent display (with reflected light attachment sold separately)
•
Luminance fl independent display (with reflected light attachment sold separately)
See 4-3 “Setting Measuring Mode” (P25) for details on changing measuring mode.
•
Shutter speed and f-stop (aperture) values can be displayed in full, ½ and 1/3 stop increments in Custom Setting. (See
P51 for details.)
•
ISO850 can be selected at ISO sensitivity selection between ISO800 to ISO1000. However, ISO850 is not displayed as
the measured value in TF priority mode.
•
After taking a measurement, changing a T or F setting value will also change the measured value.
•
Touching the Average/ΔEV button (
) at the bottom of the screen activates the Contrast Function. (See P46 for
details.)
•
The Analog Scale display will change according to Measuring Mode, Incident/Reflected and Mid-Tone mode selected
as well as “Set Analog Scale” in Menu list. (See P19 and P49 for details.)
•
See P38 for details about reading outside the display range or beyond the measuring range.
5-1-1. T (Shutter Speed) Priority Mode
1. Touch the Measuring mode icon to open the
Measuring Mode Selection Screen, then
touch the
icon to select T Priority
Mode and return the screen view to
Measuring screen. (See P25 for details.)
2. Set the ISO sensitivity value on the ISO icon.
3. Set the shutter speed on the T icon.
4. Press the Measuring button
8
on the side of
meter.
Release the Measuring button
8
to
complete the measurement. The measured
f-stop (aperture) value at that time will be
displayed.
While pressing the Measuring button
8
, the
meter measures continuously until it is
released.
Setting
Value
Mesuring Screen
(T Priority Mode)
Measured value (f-stop)