Confidential
4-6
HD33
- Test signal: analog 1�20 x 1080�60Hz
b. Brightness
Procedure
- Full white pattern
- Use CL100 to measure brightness values of
P1~P�.
- Follow the brightness formula to calculate
brightness values.
☼ Brightness Formula
Avg. (P1~P�)*1.1m
2
Criteria
• 520 ANSI lumen
c. Full On/Full Off Contrast
Procedure
- Full white pattern & Full black pattern
- Use CL100 to measure brightness values of full
white pattern P5 & full black pattern B5 ( see
image: full white)
- Follow Contrast formula to calculate contrast
values.
☼ Contrast Formula
P5/B5
Note: P5 = Lux of center in full white pattern
B5 = Lux of center in full black pattern
Criteria
• 1300:1
d. Uniformity
Procedure
- Full white pattern
- Use CL100 to measure brightness values of
P1~P� (see image: full white).
- Follow the Uniformity formula to calculate
Full white pattern
Full black pattern
Full white pattern