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6-53
DSLR-A100_ADJ
2-4.
LIGHT SOURCE-A MAINTENANCE
Out Line
Because high accuracy of required light source-A is required when adjusting and confirming.
Required equipment
Chroma meter (CL-200)
Liminance meter (LS-100)
Light source-A (Tungsten lamp)
Liminance meter (LS-100)
Light source-A (Tungsten lamp)
Procedure
* Managements of the chromaticity and the luminance
1. Light the light source-A on.
2. Measure the chromaticity coodinate (x,y) with the chroma meter. (Fig. 1)
1. Light the light source-A on.
2. Measure the chromaticity coodinate (x,y) with the chroma meter. (Fig. 1)
3. The result should be within the range of the following table.
* If the result is out of the range, adjust the light voltage of the light source-A through the variable transformer.
Chromaticity
x = 0.445 to 0.455
y = 0.405 to 0.415
4. Measure the luminance with the luminance meter.
5. The result should be within the range of the following table.
5. The result should be within the range of the following table.
* If the result is out of the range, adjust the distance of the light source-A.
120 to 180 cd/m
2
(Ev10
± 0.3Ev)
Fig. 1
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