Jan Vajdák The autumn presentation of Apple's new products is slowly approaching and attention is focused on the expected models. iPhone 18 Pro a iPhone 18 Pro MaxAccording to reliable leaks, these should arrive with a fundamental hardware innovation that we have seen in smartphones since Applu have not yet been seen. It is about the main camera with a variable aperture, which will offer photographers and video creators completely new possibilities.
The end of software catch-up
Simply put, the aperture is the opening inside the lens that controls the amount of light that reaches the sensor itself. It works much like the pupil of the human eye. In dark environments, it widens to capture as much light as possible, while in bright sunlight it contracts. Current generations of iPhones have this opening fixed at a single size in hardware. This means that the phone must constantly rely on complex software adjustments to artificially brighten or darken the scene in difficult lighting conditions.
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With the advent of variable aperture, the upcoming iPhone physical control over how much light actually enters the camera. The result will be a noticeable jump in output quality that both casual users and professionals will feel in several areas.
Smoother video and natural bokeh
The most significant improvement will most likely be in outdoor video recording. In direct sunlight, the current camera has to take individual frames very quickly in succession to avoid ugly overexposure. This often leads to any movement in the video appearing jerky and unnaturally sharp. The variable aperture in the iPhone 18 Pro simply closes mechanically in such a situation. This smoothly limits the light input, prevents the appearance of bright flares, and the movement acquires a completely natural cinematic blur.
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Amaya Tomanová The changes will logically also affect classic photography. Pictures taken in good lighting conditions will be sharper overall, especially at the very edges of the photo. The popular Portrait mode will also see a huge shift. The studied blurring of the background behind the subject, the so-called bokeh, will no longer have to be calculated so vigorously and complexly by artificial intelligence. It will be created purely optically, thanks to which the resulting portrait will look much more realistic and professional.
The fundamental question still remains whether Apple will put aperture control directly into the hands of users for full manual control, or completely integrate it into automatic mode, where it will invisibly improve quality in the background. We will find out the exact answers in September this year, when the Californian giant is to officially introduce these flagships along with the first ever foldable iPhonem.
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