From techincidents.com
OmniVision OV6948 joins the Guinness Book of Records as the smallest camera in the world that is just 0.65 x 0.65 x 1.158 mm as low as a grain of sand.
The OmniVision OV6948 produces a color image of 40,000 pixels using a back-side illuminated chip from RGB Bayer. Each photosite is only 1.75 μm wide.
It also features a streamlined, integrated 4-pin interface and a broad 120-degree reading area along with an expanded range ranging from 3 mm to 30 mm.