You may not believe it! Fake HDR TV can kill you

[Zhongguancun Online] Sony KD-65Z9D evaluation: Although HDR has been very popular in the past two years, it is not a newly developed technology. As early as 2004, Foxconn launched the SuperCCD SR technology, which uses half of the pixels to record the normal brightness and the other half to record the dark part of the picture. In 2005, pictures Design software Photoshop HDR compatible function was introduced, and then HDR gradually became more and more popular in SLR cameras and Picture processing software Popularization in. In the mobile phone field, driven by Apple's iPhone HDR photo function, it further accelerated the popularity and application of HDR in mobile phones.

Fake HDR TV can kill you

In 2016, the TV industry ushered in a turning point of display technology innovation. In addition to the strong outbreak of OLED and quantum dots, HDR technology has also become a hot spot in the TV market. At present, most HDR TV products are positioned above the middle and high-end level, enjoying the same promotion status as 4K, OLED and quantum dot TV. The reason why HDR has enjoyed such a high status since it entered the television field is that HDR has a more significant role in promoting picture quality.

With the help of HDR technology, the picture is closer to reality

·What is the significance of HDR?

OLED TV can bring the purest black performance by virtue of its self luminous characteristics; Quantum dot television can bring a broader color performance with its material characteristics. As for HDR (High Dynamic Range) TV, consumers do not seem to be very clear about its technical features. The most straightforward explanation is that HDR technology can make black more profound without losing dark details, improve the brightness to a more realistic brightness performance, further enhance the contrast of the picture, and expand the color gamut, bringing shocking visual impact to users.

The emergence of HDR technology ushered in a major innovation in the development of video formats

The significance of HDR technology is not only to improve the image performance, but also to know that there are five important dimensions in the development of video format, which are resolution, color gamut, gray scale, frame rate and SDR. For the first four items, they have basically developed sufficiently mature. Only the SDR standard has not ushered in innovation for 50 years, until the emergence of HDR, it ushered in a turnaround. Therefore, the birth of HDR has also re planned the research direction of video shooting, encoding and decoding and imaging, which plays an important role in the upgrading of the entire display industry.  

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The above is the content of Sony KD-65Z9D evaluation, including the professional evaluation of Sony KD-65Z9D's brand, appearance, size, function, performance, parameters, specifications, power consumption, installation and after-sales. For more detailed evaluation, please follow the detailed content of Sony KD-65Z9D released after Zhongguancun Online Home Appliances Channel.