Epson PRO L1490U - Page 140

140
Constant Brightness off
1 Brightness level
2 Time before the brightness of the light source is reduced by half (approximate)
Brightness Level setting Hours
100% 20000 hours
90% 21000 hours
80% 24000 hours
70% 30000 hours
60% 37000 hours
50% 47000 hours
40% 61000 hours
30% 71000 hours
Constant Brightness on
1 Brightness level
2 Time the projector can maintain constant brightness (approximate)