Adjustments Video - 25
9 Hold a light meter or
photometer against the
center of the screen.
10 Press the upper half of
the brightness button to
increase the brightness
until the screen
luminance measures:
• 24 on the bottom
scale of light meter
Model R77
• 10 on the 2 through
10 scale of light
meter Model L-248
• 24 footcandles on the
red scale of light
meter Model L-246
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