These lamps do not simply burn out at the end of life like halogen lamps.
Projector lamp life expectancy.
These projectors are more rugged use less power and claim lifetimes of 10000 to 20000 hours.
Ensure the tv has sufficient ventilation.
3000 4000 hours in low or eco power.
It is recommended the consumer to replace light bulb after lamp has reach its hour maximum.
Some newer projectors advertised as hybrid or lamp free use laser and or led technologies instead of a conventional bulb.
4000 6000 hours this article about projector lamps was originally written in 2009 updated late 2013 and again in 2015 there are exceptions some projectors trying to pack maximum punch will drive the lamps harder.
Especially if you consider that we are now seeing some business projectors sporting lamps with lives as long as 5 000 6 000 hours.
The range of expected life ratings for projector lamps is 750 to 6 000 hours with an average of 2000 hours.
Because there are different factors such as dust heat power interruptions and surges that can affect lamp life sony does not quote a life expectancy for the lamp.
They will slowly grow dimmer and less effective over time.
One of these projectors could be used for five hours a day every day for more than 10 years before reaching its life expectancy.
Most manufacturers of led projectors are claiming 20 000 or more hours of life expectancy for their light engines.
The typical life expectancy of a lamp is approximately 1500 2000 hours depending on the usage.
Newer models claim 5 000 hours of lamp life and more.
The rated life is what the manufacturer estimates will be the number of hours the lamp will produce at.
An individual lamp s light output duration is based on a bell curve so that a majority of but not all lamps will meet the lamp.
This value is expressed in numbers of hours and is typically around 1 500 to 2 000 hours.
After 2000 hours the efficiency of the light bulbs can and may decline to 70.
That s about 4 6 times traditional lamps in conventional projectors.