Samsung and Omnivision Claim Smallest Camera Pixels

Last month, two companies said they have reached the next stage in shrinking the pixels on CMOS camera chips. Both Santa Clara–based Omnivision and South Korea’s Samsung claimed pixels with a pitch of just 0.56 micrometers (measured from the center of one pixel to the center of the next), which is about as large as the wavelength of green light. Samsung currently produces camera chips with 0.64-micrometer pixels, Omnivision released a 0.61-micrometer sensor in January. Omnivision says a 200-megapixel-resolution image sensor with the new 0.56-micrometer pitch will go to customers…

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