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Force camera

Publish: 2021-05-20 13:26:30
1. Huawei has officially released a new generation of Huawei smart screen X65. As the second generation of Huawei smart screen proct, the new generation of Huawei smart screen X65 has just been further upgraded, making it a highly competitive smart screen proct in the market

in terms of appearance design, Huawei smart screen X65 adopts the whole body aluminum alloy anodizing process, and the whole body is only 24.9mm thick. When it is mounted on the wall, it will integrate with the wall as much as possible, bringing a more harmonious appearance. Huawei smart screen X65 adopts 11mm ultra-thin digital power supply board and ultra-thin honeycomb boiling heat exchange board, which is also an important reason for achieving a thinner body and effective heat dissipation in the thin body

as for the most core screen, Huawei smart screen X65 adopts a new generation of OLED screen specially customized, and creates a new generation of OLED image quality algorithm based on Honghu 898 image quality chip, which can realize dynamic tone mapping, local dynamic contrast enhancement, color management standard, MEMC dynamic picture compensation, HDR high dynamic image and Sr super segmentation algorithm, Better screen display capability. In addition, Huawei smart screen X65 also supports DTM + LDCI algorithm, which optimizes the contrast of each pixel cell to make the display effect more powerful

professionally, Huawei smart screen X65 supports master mode and has rich color standards for users to replace. In addition, Huawei also adjusts the gray scale, color temperature and color accuracy of each Huawei smart screen X65 to ensure that each Huawei smart screen X65 achieves the best display effect

in the sound part, Huawei smart screen X65 adopts 5.1 channels constructed by 14 speakers, including 6 natural silk ball top high frequency units, 6 carbon fiber al drive full frequency units and 2 double skeleton ultra-thin mid bass units, which is second to none in the current large screen procts. With Huawei's soundx audio, it can also realize full space sound surround, fully showing the different positions of different sounds

as an important selling point of Huawei smart screen procts, Huiyan has also been upgraded. Equipped with 24 million ultra wide angle lens, built-in new generation Hisilicon AI chip and hi3559c ISP chip, built-in al core NPU unit, it can achieve strong computing power up to 4T.
2. Huawei P40 Pro is very good for taking pictures. The parameters of the mobile phone are as follows:
1. Taking pictures: rear camera: Super sensing Leica four camera: 50 megapixel super sensing camera (wide angle, f / 1.9 aperture, OIS optical anti shake) + 40 megapixel movie camera (ultra wide angle, f / 1.8 aperture) + 12 megapixel super sensitive long focus camera (F / 3.4 aperture, OIS optical anti shake) + 3D camera, Front camera: 32 megapixel depth of field camera (F / 2.2 aperture, autofocus). Whether it's day or night, smooth or backlight, it can be compared with professional cameras
2. Screen: the screen size is 6.58 inches, the screen color is 16.7 million colors, and the resolution is 2640 × 1200 pixels, four surface overflow screen, slide comfortable, no border, more advanced
3. Performance: emui 10.1 (based on Android 10) system, equipped with Huawei Kirin 9905g core processor, has better performance and lower power consumption; WiFi 6 +, the fastest
4. Battery: battery capacity: 4200mah (typical value), standard charger supports 10V / 4A or 9V / 2A or 5V / 2A output, mobile phone supports maximum 10V / 4A super fast charging, compatible with 4.5v/5a or 5V / 4.5a super fast charging, compatible with 9V / 2A fast charging, mobile phone supports 27W Huawei wireless super fast charging, supports wireless reverse charging, has long service life and is more comfortable to use
you can log in to the official website of Huawei mall to see more information about your mobile phone and make a choice.
3.

100 million pixels is a terrible number, because in the current mainstream photography instry, even the top cameras are just like this. An analogy can be made. Among the mainstream cameras, the highest pixel is Sony camera. The pixel of Sony camera can reach 63 million pixels, and the price is about tens of thousands of yuan, so a mobile phone can reach 100 million pixels, To be honest, I think most of them may be just a gimmick

in fact, the real technology of a camera does not lie in pixels, or not only in the size of pixels, but also in the frame of the camera. In short, the frame can be understood as the size of the picture, but this is not the size of the photo we see, but the size of the photo hole

extended data:

the pixel of a camera actually means the maximum pixel. The pixel is the unit of resolution, and this pixel value is only the effective maximum resolution supported by the camera

In computer programming, the image composed of pixels is called bitmap or raster image. The word grating comes from analog TV technology. Bitmap images can be used to encode digital images and some types of computer-generated art

to put it simply, a pixel is the value of a point in an image. A point is drawn as a line, and a line is drawn as a surface. Of course, the sharpness of a picture is not just determined by pixels

4. Mate20pro's front-end 3D depth perception camera, combined with powerful AI algorithm and computing power, can quickly collect the doll's appearance features and simulate the charming body movements
let the doll live instantaneously, and also bring ar interactive experience. It can also be easily shared in social media software, playing new tricks anytime, anywhere
the app of 3D modeling Revival (3D bionic imaging) and 3D gesture game can be downloaded in Huawei's application market, Huawei's lab zone and Google play in the middle and late November. Please pay attention to the application market in time and download and update the experience in time
5.

the camera brands with good quality include Hikvision, tisni, Dahua, Lecheng and qiao'an

1, Hikvision

most of Qiao Anpin's home cameras adopt PTZ camera mode, and its camera procts can basically achieve 360 ° No dead angle monitoring. The design of qiao'an home camera in cruise monitoring is also relatively advanced. Its procts not only support wall hanging, but also support ground movement

6.

When you have more places to stay, you will find that what kind of person you are is related to the environment. Let's take driving as an example. No matter where the car is in Shenzhen, blue, yellow or Hong Kong and Macao, everyone is a good driver who abides by the law. Why do you behave? Because of strict management, other places will be fined 200, Shenzhen 1000 starts, 2000 capped, 5-10 times critical hit damage

once out of Shenzhen, a small number of Guangdong B brand will be unscrupulous, don't drive, speeding, occupy the emergency lane, everything, just like cctv-13. The story of yueb brand shows that people will not consciously maintain order without supervision

this article comes from the author of auto home, which does not represent the standpoint of auto home

7.

I have answered this question before. Musk has invested a lot of money to use lidar as an important selling point to reap the benefits of Cheng Yaojin, a car fan all over the world. Huawei has cut off his financial resources. It is not only good but also cheap. All car companies can use it. Horse perception must be 3D, that is, to know the size, direction and distance of objects. The optical camera can only acquire the first 2 information, calculate the distance by computer, and the lidar obtains three kinds of information at the same time, so the automatic driving vehicle equipped with laser radar is more than the loading + algorithm. But the disadvantage is that it can't go through the fog. If it's foggy, it will affect the use of lidar, and lidar doesn't have this worry. Although lidar is good, at present, lidar is in the stage of development, the cost is high, and it needs more computing power, which is exactly what we need


8. Focusing station is the most important station in the back-end assembly test of mobile phone camera, which determines the clarity that a camera can achieve. The selected focusing distance determines where the clear point of the camera is

the focusing distance is determined by the selected lens optical design. Generally, the focusing distance is selected by super focal length. The following figure shows the depth of field table of a lens. Select 4m as the focusing distance< br />


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at present, the commonly used focusing distance is as follows:

back shot: 30W --- 40cm

2m --- 80cm

5m FF: 1.5m


5m AF: 5m

8m AF: 3M ~ 5m, 10m

13m ~ 16m AF: 5m, 10m

front shot: generally 40cm focusing is preferred

with the development of higher and higher pixels, the focus distance of 3M ~ 5m can not meet our requirements for the clarity of long-distance shooting. Now many cameras with more than 8m pixels have set the focus distance to 5M ~ 10m. Of course, this is also a challenge to the process control ability of mole factory. In addition, there is another way to better grasp the clear point of the vision, that is, the mole rotates downward at a certain angle after the long-range focusing is clear, which has many advantages. I'll give you an explanation next time

the following describes the standards of camera resolution in the instry

resolution: tvline,

instry specification: 2m: Center 800 & # 160; Around 650

5m: 1200 & # 160&# 160; 1050

8M:1600 &# 160; 1250

13M:2000  1500

the basic algorithm is,

for example, if 8m pixel is 3264 * 2448, the following companies calculate 2448 / 1.414 = 1700 lines to determine the tv-line pair specification of the center, and 0.8d is about multiplied by 0.7 ~ 0.8, which is a better tvline specification

from this, we can know that the resolution standard of 8m in the instry is very low. Generally, the resolution standard of 4P lens can be reached. I have tested the 8m camera of iPhone 4S, and the center can easily reach 2000 lines

at present, in the mole factory, the general practice is to proce a batch of moles, get the MTF value, and test TV & # 160; Line, and calculate the CPK of MTF to find out the limit & # 160; Sample to get the proction specification
9.

In terms of intelligence, considering the road conditions in China, on Xiaopeng P7, the three forward facing cameras are combined to cover a wide angle of 200 meters to 120 degrees in terms of distance and angle, respectively. The two forward facing side angle cameras are specially designed for Chinese vehicles in traffic jams and crossroads, and the rear facing side angle realizes blind area monitoring, The rear facing camera can detect nearly 100 meters for the vehicles coming from behind, ensuring the requirements of all-round perception. To sum up, I think Xiaopeng P7 is not only highly intelligent, but also very intimate

10. Front camera, original 221 yuan
in terms of configuration, glory 20s is equipped with 7Nm Kirin 810 processor, 3750mah battery, 20W fast charging, 6-8gb memory, support for magicui system, ark compiler, GPU turbo 3.0 and other applications, as well as private "health nutritionist" and "beautician" applications
in terms of photographing, glory 20s is equipped with a 32 megapixel front-end AI camera, which supports thousands of beautiful faces, thanks to the super AI computing power of human scene separation and high sensitivity portrait algorithm, AIS super night scene on the front-end self timer, smiley face capture and other photographing modes
the glory 20s rear is equipped with 48 million ultra wide angle AI tri camera, which brings more convenience and possibility. 48 million, ultra wide angle, micro range, each distance can be clearly captured; AIS holds super night view 2.0, which can shoot beautiful pictures ring the day or at night. Glory 20s is also a vlog mobile phone for young people, with new functions such as video beauty, EIS intelligent anti shake, video wide angle, etc., allowing you to record while walking without pressure
in terms of price, the glory 20s 6 + 128GB version is priced at 1899 yuan, and the 8 + 128GB version is priced at 2199 yuan, which will officially open at 9 p.m. on September 4.
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