After all, why do they put so many cameras on their cell phones? – New



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  • Gabriel Francisco Ribeiro / UOL

    "A goal for the father, one for the mother and two for the twins"

If you followed our news on your mobile phone, you already have Double camera trend last year took a vitamin Acai and was way overdone this year. Start with Huawei P20 Pro Triple Camera and did not stop.

In a few months, we had the camera Samsung Galaxy Tab A9a triple camera behind and double in front of the LG V40and has culminated so far with Honor Magic 2 from Huawei, with three lenses at the back and three at the front. Yes, six cameras.

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You found too much? Know that there is still a lot to come: the LG already mentioned a mobile camera prototype with 16 lenses!

Ron Burgundy - Boy, it escalated quickly

Image: reproduction

When the The double camera appeared on mobile phoneswe explain the reason: manufacturers have understood, over the years, that the camera was one of the favorite accoutrements of consumers. So they wanted to improve them, which is right. For example, single-lens cameras on iPhones and Galaxies have become faster and more versatile, but they have continued (and still continue, in a way) to lose to professional cameras or amateurs.

The technical evolution of the resource has come up against practical issues. For example, the quality of a zoom or the increase of the framing angle is not possible with the same objective for the classic photos, which are closer to the behavior of the artist. 39, human eye. A more common 50mm camera set is designed to simulate a certain focal length, aperture and viewing angle with minimal space for visual experiences.

The solution was to insert another lens into the cameras of cell phones to expand certain photographic resources.

Each cell phone model has a different dual camera. Make iPhone 7 Plus from now on, perform better portrait and optical zoom than digital, without software. No LG G5 and G6, companies have expanded the frame, allowing panoramic photos. No Galaxy S9 +, Samsung offers optical zoom and panoramic.

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Huawei P20 Pro Triple Camera

Ok, but why three, four, etc …

When the Huawei P20 Pro has arrived, his triple camera aroused doubts among skeptics, who saw only a desire to expand the trend to double camera to make cell phones expensive. The Chinese model is actually a letter of intent on the market: with more goals, smartphone cameras can be even better.

The triple rear camera of the P20 Pro is equipped with a 40 MP color sensor for most classic photos, giving a huge resolution. Additional 20 MP in black and white, to enhance light capture while maintaining color; plus a telephoto 8 MP, equipped with a 3x optical zoom, for a grain-free approximation.

As you can see each sensor has a very well defined function. And critics have virtually stopped when the P20 Pro has been highly regarded as one of the best photo phones, according to the rigorous DxOMark test.

The new Galaxy A9 is also in this footprint. It comes with a quad-camera with 24 MP resolution main lens, for most normal situations; one with a 120º angle of 8 MP; an optical zoom of 10 MP of 2x; and a 5MP camera with "Deep Camera" technology for portrait mode.

In Honor Magic 2 from Huawei, the triple rear camera follows the idea of ​​the P20 Pro: 16 MP Classic, 16 MP Wide Angle and 24 MP Black and White. On the triple front, we have 16 MP and the two others out of 2 are used to improve the portrait mode and facial recognition.

LG's 16-lens prototype is still surrounded by little information, but the patent mentions the ability to take pictures from multiple angles, to be able to combine the subject of the same image from different angles or combine photos taken simultaneously from a moving image. , among other things.

What is the limit?

There are basically two: the physical space of the cell phone, because more lenses and sensors mean more parts are placed in the body of the device; and money from your wallet to buy better but more expensive models.

Press Release / YouTube LG Korea

LG V40 Triple Camera

Is the end of the camera simple on the mobile?

Hard to say. Until now, companies use double, triple and similar cameras in their models or high-end middlemen. The input models – the bubbles, but the basic data sheet – are always in the same simple goal. But as these typically receive more expensive cell phone items with a delay of a few years, this can change.

In addition, all new high-end cell phones do not have multiple cameras yet …

The Sony Xperia XZ2 and XZ3, published this year, are an example. O Google Pixel 3 opted for a curious decision: the main camera is simple, but the front is double, the second lens is panoramic. Google has preferred to upgrade the main camera with software solutions that enhance low-light photos.

Anyway, get used to the idea that the trend has probably come to stay. Our photos are grateful, but we hope our pockets can handle it.

Art / UOL

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