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ViewSonic Corporation Confidential - Do Not Copy PJ503D-1
PART II Operational Inspection Criteria
TEST CONDITIONS
Unless other prescription, the test conditions are as followings:
Nominal voltage: refer to operation manual
Environmental illumination:
Variable from 500 to 800 Lux (For appearance inspection)
Variable from 0 to 7 Lux (For functional inspection)
Temperature: 25±5℃
Visual inspection shall be done with the distance from eyes to the sample 45
cm.
Display mode: refer to operation manual
TEST EQUIPMENTS
Dark room
PC
Pattern Generator: Chroma 2327 or equivalent
Minolta color analyzer CL200 or equivalent device with accredited traceability
DVD player
Power supply (100~240 VAC) with consumption meter
Measuring tape
TEST PATTERN
PATTERN PATTERN TEST ITEM Acceptance Criteria
Full white
ANSI Brightness、
Bright Uniformity、
FOFO Contrast
Ratio、
(1) ANSI Brightness:(Normal Mode) 1050lm
(2) Uniformity: ANSI: 50% (Minimum)
(3) Contrast Ratio : 150:1 (Minimum, by ANSI
Standard Checkerboard Method), 1200:1(by All
White, All Black Method)
(4) White Point, Color :x = 0.313 ± 0.04, y =
0.344 ± 0.04
Full Dark
FOFO Contrast
Ratio
Contrast Ratio : 1200:1(by All White, All Black
Method)
Full Red
Impurity、CIE
coordinate
Chromaticity : Red: x =0.635 +/-0.04, y=
0.339+/-0.04
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