Portable projector that is the first small volume, light; Secondly, it is very important to have built-in battery and independent Internet access function to ensure portability and ease of use; If you can also charge your mobile phone, multiple connection modes are the best.
便携微型投影仪用于工作、娱乐、聚会成为时尚。便携投影仪那首先就是体积要小，轻便。如果在家里使用，最适合小户型的家庭，其体积随身携带省空间。投影仪价格差距较大，一般从几千元到 5 万左右，甚至更高。国外品牌产品价格高于国内，国产投影价格较低，原因就不细说了。对于大多数消费者来说，如果是 DLP 投影仪的话，5000 元以下的产品便可满足家用需要。
Portable micro projector for work, entertainment, Party has become a fashion. Portable projector that is the first small volume, light. If it is used at home, it is most suitable for small family, and its volume is portable, saving space. The price gap of projectors is large, generally from several thousand yuan to 50000 yuan, or even higher. The price of foreign brand products is higher than that of domestic products, and the price of domestic projection products is lower. For most consumers, if it is a DLP projector, the products below 5000 yuan can meet the needs of home use.
高亮度的投影画面，如果长时间看，会损害视力。事实上，在背景光线较暗的情况下，800 流明的投影机就已经能满足需要。如果不在白天，或者灯火通明时在家大放投影，那么 800——1000 流明的产品足够，即便背景光线稍亮，1200 流明的产品也足够。
If you look at the high brightness projection picture for a long time, it will damage your eyesight. In fact, when the background light is dark, the 800 lumen projector can already meet the needs. If you are not in the daytime, or when the lights are on, you can put a large projection at home, then 800-1000 lumens of products are enough, even if the background light is slightly bright, 1200 lumens of products are enough.
Small size: as the name suggests, portable micro projector is to be carried with you, and you need to be small to carry with you. The compact standard of the mini projector is that it can fit into a man’s suit pocket.
Independent Internet access: Portable Micro projector business applications sometimes need to share network cloud information; Entertainment needs to watch movies and TV on the Internet, and independent Internet access is very important.
Built in battery: Portable Micro projector is portable, and the occasion is uncertain. Built in battery is very important.
Mobile phone charging: the portable micro projector can charge the mobile phone, which is also very convenient. When the mobile phone is out of power, it can solve the urgent need.
Off axis design: the off axis design of the micro projector, whose imaging is formed above the plane of the projector, is free of bracket when using. When choosing a portable micro projector, you must choose a micro projector with off axis design and bracket free, which saves the trouble of carrying bracket with you.
实用亮度：便携微型投影仪体积要小，但亮度需达 200 流明以上的实用亮度，这个亮度满足十人左右的商务交流和室内 100 寸的影视观看。
Practical brightness: the portable micro projector is small in size, but the brightness needs to be more than 200 lumens. This brightness can meet the business communication of about 10 people and the indoor 100 inch film and television viewing.
Multiple interfaces: Portable Micro projector is a kind of multi-functional micro projector. It is convenient to have common interfaces.
Connecting mobile phone: the portable micro projector connects the mobile phone wirelessly as the output screen of the mobile phone, which is very popular for business, party and entertainment. It is very important for portable micro projector to have the function of wireless connection to mobile phone. Mini projector, wireless connection, mobile phone display on the same screen, perfect image.
DLP 技术：目前微型投影仪有 DLP 技术，LCOS 技术、激光技术、液晶技术。技术成熟、图像完美为 DLP 技术的微型投影仪。
DLP technology: at present, there are DLP technology, LCOS technology, laser technology and liquid crystal technology for micro projectors. Mature technology, perfect image, DLP technology for the micro projector.
System maintenance free: the micro projector of the self acting Android system can install its own program or surf the Internet independently, which may lead to incorrect software installation or virus infection on the Internet and death. It is very important to have a solution for this situation.
In the use of the projector, the position of the projector should be at right angles to the projection screen as far as possible to ensure the projection effect. If the two can not guarantee the vertical, the screen will produce trapezoid. If it is not lifting, but placed on the table, it is difficult for us to ensure “vertical”. In this case, we need to use the “trapezoid correction function” to correct the trapezoid, to ensure that the screen into a standard rectangle.