The last row can see how to pick the university classroom projector?.

September each year are concentrated in major college semester period, students who took admission notice to report to the University, the universities are teaching their own upgrading and replacement of equipment in preparation for the new semester. .Different primary and secondary education, university education is an important feature of the open class and more (also known as "class"), generally more than a hundred square meters to ladder-type design, can accommodate more than a hundred large conference room teaching. .Since both the horizontal or vertical are some distance away from the podium, so in order to ensure the students viewing the back, the general classroom would choose such a large high-brightness projectors. .<P Align=center sizset="125" sizcache="2"> common university lecture room (from network) </ P> <P align=left> that such a large figure in the classroom, where the choice .projector specifications to better meet the teaching requirements? .Today we focus on this aspect to recommend several suitable projector. .</ P> <P align=left> ● University of the characteristics of the classroom </ P> <P align=left> ambient light complex </ P> <P align=left> and daily business office space and hotels or the exhibition hall .different large-scale exhibition hall, the classroom is a place for students to protect the eyesight of students, in addition to install the appropriate fluorescent lamps, the university classroom lighting are good, not even in fine weather turn on the lights, the normal daylight to meet the learning needs of students .. .Therefore, in this complex environment, light, indoor light is high enough the case, the brightness of the projector also put forward higher requirements. .</ P> <P align=left> place larger </ P> <P align=left sizset="127" sizcache="2"> general, the more general university classrooms to accommodate the number of people in 100 .people - about 200 people, for 3 to 10 classes of students at the same time class. .At least more than a hundred square meters area, and whiteboard, blackboard, TV, monitor, compared projector screen size can be larger, equal to the same time to enlarge the font size will be displayed, so the projector is more suitable for teaching. .</ P> <P align=left> post-maintenance troubles </ P> <P align=left> University classrooms are generally open to students, high-brightness projector as larger, more suitable for lifting use. .Therefore, the use of open space on the projector maintenance and security put forward some requirements in the purchase of the projector when the above factors are considered. .</ P> <P align=left> ● How to choose the right projector </ P> <P align=left> Above we talked about the environmental characteristics of the university classroom, the following combination of these features to sum up the next projector purchase .considerations. .Brightness, from the practical point of view, more than 3,500 lumens of brightness is more suitable for use with less than 50 occasions, more than a hundred large classrooms, is the preferred choice of more than 5,000 lumens works machine, which addresses the site area, the ambient light intensity of the problem ., and can ensure that when large-size high-definition screen. .In addition, the dust of the projector is better, because, after lifting, is not always possible to remove the projector, so good dust can reduce the user of the maintenance burden. .In addition, the projector's security lock and security lock feature to be available, to prevent the theft of the projector. .Here we recommend based on four criteria above for the projector. .</ P> 1 2 3 4 5 <p> this navigation: </ p> <li class='cur'> No. 01: how to pick the university classroom projector? <li> Section 02: Price Low: Epson .EB-G5300 <li> Section 03: a machine can: NEC NP3150 + <li> Chapter 04: The maximum brightness price: Vivitek D5500 <li> Section 05: 1080p true Picture in Picture: Mitsubishi LF-8300.