First, the brightness and color gamut selection
LED light source While traditional outdoor LED display has long reached the K -class lumens DLP applications but is still generally stay in this range 600-800 lumens ( brightness mode ) , so the use of the environment ambient light to do more stringent controls to the customer for the LED light source brightness is insufficient sensitivity to a minimum.
And because of the wide color gamut LED light source characteristics ( see figure ) , so we have a chance in a more complex environment applications . If the ambient light is usually cool white or incandescent, it is recommended that the color temperature can be adjusted in the range of 7500-9300K , the human eye perception higher brightness, more vibrant colors .
Figure one
Second, the heat GU10
Since spectral characteristics of the LED light source , resulting in the same light conditions , the heat generated by the light source section than UHP ( see figure II ) . So the entire projection display unit for thermal design requirements and temperature control requirements will be higher . The current mainstream cooling methods are mainly two kinds of air-cooled and water-cooled . Should have their advantages and disadvantages. More traditional air-cooled , mature, slightly higher than the water-cooled air-cooled cooling efficiency , but the design more difficult, long-term reliability to be tested .
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