The M4 MacBook Professional fashions function quantum dot show expertise, in accordance with show analyst Ross Younger. Apple used a quantum dot movie as an alternative of a pink KSF phosphor movie, a change that gives extra vibrant, correct colour outcomes.
Younger says that Apple has opted for KSF for prior MacBook Professional fashions as a result of it does not use poisonous component cadmium (typical for quantum dot) and is extra environment friendly (and thus cheaper). Manner again in 2015, when Apple launched the primary Retina MacBook Professional fashions, Apple executives stated that quantum dot expertise was thought of on the time, however rejected due to the cadmium requirement.
Huge Apple show information, they’ve adopted quantum dots for the primary time. The newest MacBook Professional’s (M4) use a quantum dot (QD) movie slightly than a pink KSF phosphor movie.
Previously, Apple went with the KSF resolution attributable to higher effectivity and lack of cadmium (Cd), however the… pic.twitter.com/5olq9lEHs9
— Ross Younger (@DSCCRoss) November 14, 2024
There at the moment are cadmium-free quantum dot choices that Younger says have nearly as good or higher colour gamut and higher movement efficiency than the KSF movie Apple beforehand used. The KSF phosphor coating Apple added to prior MacBook Professional fashions boosted colour by enhancing shades of pink, however quantum dot movie is taken into account superior as a result of it typically ends in higher colour accuracy and a wider colour gamut.
Quantum dot expertise has been used for high-end shows for a number of years, with corporations like Samsung and Sony manufacturing “QLED” shows and TV units.
Apple did not spotlight particular colour enhancements with the M4 MacBook Professional fashions, however max SDR brightness elevated to 1,000 nits, up from 600 nits within the prior mannequin.
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