Small-sized classroom is optional projector of introductory level education is r

Student friends are enmeshed in final insecurity now in reviewing, still have about the same the summer vacation with the long-unseen time of half month is about to come, having a holiday to learn unripe friend is for certain to the top of one's bent amuse oneself, and the school should is faced with when upgrade or buying new education facility, especially the teacher of school logistics department, the likelihood is so busy recently that the likelihood cannot leave hand in. Multimedia education been teachinging the market nowadays with a loud crash arisen, logistics department of every holiday school should buy numerous multimedia education equipment, projector regards multimedia as the core of education, the exemple that also buying naturally, because product of the projector on the market is numerous, the performance of the product of each brand is uneven also, use at the projector of small-sized classroom especially, have many a less known and inferior brand in the market, on quality get very hard ensuring. It is the problem of professional knowledge additionally, as a result of projector of all sorts of technologies different, criterion the field that its use is different, after all the projector of what type should the school choose?

How to select the issue of projector in the light of the school, we do an analysis now. The school buys multimedia classroom to be not had with projector outside have 3 kinds, one kind is small-sized classroom used introductory level is umbriferous, one kind is medium-sized classroom those who use is medium end is umbriferous, it is the high end that large classroom, amphitheatre uses additionally Gao Liang is umbriferous, and can saying to the demand of introductory class projector is the biggest, the author is taught in the light of introductory class below umbriferous will undertake an analysis.

Small-sized classroom visits in light of us above all the technical demand to projector: Brightness respect, to small classroom, before brightness may be in 1500 - 2000 lumen limits, and got promotion as a result of the luminance level of whole industry whole now, at present the brightness of small classroom whole purchased demand limits to also promote accordingly 2000 - 2400 lumen are the mainstream. Contrast respect, because teach an industry to basically demonstrate PPT or documentation data, reach little meeting to use video to demonstrate, and at present the projector contrast of the mainstream on the market can satisfy the need that demonstrates documentation data already completely, reason need not use a consideration. Resolution respect, at present the projector of the mainstream adopts XGA specification more, adopt SVGA specification of 4999 yuan of less than more, for long-term consideration, jian of author pole thrust buys XGA resolution projector.

It is the problem of brand, price and service next, chinese projector market appears brand amount is numerous, but the brand of the mainstream is not very much, the projector brand of the mainstream also is controlled with respect to 10. And the branch that projector market has education, business affairs and housekeeping money, brand of a projector can be in very hard at the same time each umbriferous domains very only, this solicit comments answered that " art line of business has specialize in " if. Accordingly, if can know what projector brand is done,machine major is taught before the choose and buy, there also can be safeguard more on the product quality that the choose and buy goes to and function so. According to professional understanding, we recommend the following brand: Below the pine, Suo Ni, Aipusheng, Toshiba, day stands, Xia Pu, NEC.
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