Monday, October 3, 2022
Home TECH Wafer-thin cameras with long focal lengths are theoretically possible

Wafer-thin cameras with long focal lengths are theoretically possible

The space that cameras need to focus often requires a bump on smartphones to house them.

Shutterstock/Karolis Kavolelis

An optical component known as a “space plate” could squeeze an entire camera and long-focus lens onto a wafer-thin chip, paving the way for even greater miniaturization of smartphones and other devices. Limitations have held back space plates, but now theoretical work shows they’re not just pie in the sky.

The lenses and sensors used in cameras have shrunk radically over the years, but the remaining obstacle to further miniaturization is the empty space required…


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