Adjusting the Brightness
Light Source Operation Time
The light source operation time varies depending on the Brightness Level
setting.
• The light source operation time varies depending on the
environmental conditions and usage.
a
• The hours listed here are an approximate and are not guaranteed.
• You may need to replace internal parts sooner than the estimated
light source operation time.
Brightness Level and light source operation time
Brightness Level setting
Time before the brightness of the light source is
reduced by half (approximate)
100%
20,000 hours
90%
22,000 hours
80%
24,000 hours
70%
26,000 hours
60%
28,000 hours
50%
30,000 hours
55