Business affairs is umbriferous how to choose big medium and small businesses an

The development of projector is very rapid in recent years, be in especially low end is umbriferous respect, no matter be business affairs or recreation, get of broad user chase after hold in both hands. In respect of business affairs projector, the tremendous business chance that each big company obverse side takes to 08 Beijing Olympic Games, it is OK when handling certain issue to had projector more handy, low to medium and small businesses end the price of projector is very inviting also, it is already special and mature to buy an opportunity now. In high school low end the performance data respect of projector, should belong to only same a level, change is very little, it is its have a few special functions only, and the minor change on function, but to projector of enterprise user choose and buy, how the projector that the choose and buy goes to to suit more also can exist possibly particular problem, the author comes to brief analysis below.

One, brightness

This is a problem that the user that buys projector so cares most, it is OK that brightness also is meant higher projectile in the environment with larger space bright light the picture that gives clarity, but as the promotion of brightness relevant price also can lift ceaselessly, after all big in the projector of what kind of brightness does little assembly room suit?

In brightness respect, common accommodate 20 people left and right sides or assembly room to be in the small-sized assembly room of 20-30 square metre, projector brightness is in 2000 lumen - 2500 lumen can be satisfied; Accommodate 30-50 person or assembly room to be in the medium-sized conference of 30-60 square metre, umbriferous brightness should be in 2600-3000 lumen can; Contain the large assembly room that the number exceeds 50 people or the space is more than 60 square metre, projector brightness needs 3000 lumen - 5000 lumen, specific brightness needs to decide according to the size of assembly room.

2, contrast

The function of contrast is to be in make umbriferous the administrative levels of picture setting colour that come out is more rich, make dark setting darker, contrast is taller, the expressional strength of its picture is better, when broadcasting video the effect to the picture can have very big improvement. To business affairs application, because be projectile documentation commonly, demonstrate manuscript and a few picture news, contrast is lesser to the influence of the picture, general LCD projector is in 350: 1 can, and current DLP projector contrast is in 2000: 1 above, can satisfy its requirement already completely. Accordingly, if you need to often demonstrate video material or the picture message that broadcast enlarge quantity, can consider the product with more expensive contrast, if daily office process is medium won't or involve these rarely, the consideration need not be used when buying too much, current projector can satisfy the need that common business affairs applies in contrast respect.
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