An accurate and cost-effective micro sun sensor based on the extraction of the sun vector using a phenomenon called the “black sun„ is presented. Unlike conventional image-based sun sensors where there is difficulty in accurately detecting the sun center. the black sun effect allows the sun center to be accurately extracted even with the sun image appearing irregular and n... https://www.bekindtopets.com/limited-offer-Silver-Lining-Herbs-Kidney-Support-super-offer/