| http://www.w3.org/ns/prov#value | - Various image sensors or imagers may be used including charge-coupled devices (CCD), Active Pixel Sensors (APS), complementary metal-oxide-semiconductor (CMOS) sensor integratedcircuits, vidicon tubes, or any other photosensitive devices.Display screen 16 is electronically connected to the image detection means and is configured to display image data of the sighted region as a continuous vid
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