Why does Apple think three lenses are eight lenses?

How galore lenses bash you see?

Apple ever makes large claims astir the cameras successful its caller iPhones. But what does it really mean erstwhile Apple says the iPhone 17 Pro's 3 rear cameras are equivalent to "eight pro lenses successful your pocket" and that the iPhone Air's 1 rear camera is equivalent to four lenses?

The super-thin iPhone Air lone has 1 camera connected its rear: a 48-megapixel sensor with a 26mm-equivalent f/1.6 lens. It's the aforesaid arsenic the main camera of the regular iPhone 17 (which besides features a 2nd 0.5x ultrawide camera). The 17 Pro and Pro Max person a similar-but-not-the-same main camera, consisting of a 48MP sensor and 24mm-equivalent f/1.78 lens - and it besides …

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