NEC GammaCompMD QA Instrukcja Użytkownika Pobierz pdf (Strona 73)

GammaCompMD QA Client User Manual

Use/Don’t use Ambient Light Compensation

Select between Don’t use Ambient Light Compensation or Use

Ambient Light Compensation. Ambient Light Compensation is

active during Calibrations, Conformance Tests, White/Black

Luminance Measurements and Uniformity Tests.

Illumination Shows the value of illumination (ambient light, unit: lux) as

measured by the display’s ambient light sensor at time of

installation. The displayed value (1 to 1000 lux) may be modified to

a value measured with an external Illuminance meter (Lux meter).

Reflected luminance The Illumination value is used to calculate and display the

Reflected luminance (Unit: cd/m

). If you want to edit the

Reflected luminance, click on the Manually adjust the

Illumination value to modify the Reflected Luminance value

button. The Reflected luminance Setup dialog box will be shown

similar to Figure 52.

Manually adjust the Illumination value to modify the Reflected Luminance value

The Illumination value and the calculated Reflected Luminance

value are displayed in the Reflected Luminance Setup dialog box,

as shown in Figure 52. In order to update the Reflected Luminance

value, click this button to modify this value.

Figure 52: Reflected Luminance Setup dialog box

Select the check box to modify the Reflected luminance value

manually (Range: 0.01 to 9.99 cd/m

). Click on the OK button to

calculate the Diffuse Reflection value and transfer this value back

into the display. No modification will happen if the check box

remains unchecked. The Illumination value is not updated.

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NEC GammaCompMD QA Instrukcja Użytkownika Strona 73