ExcelSense Technologies is a Canadian engineering company specialising in rugged, self-cleaning optical systems including industrial cameras and LiDAR protection solutions. Their patented technology is designed for harsh environments such as mining and heavy industry, where dust, mud, oil, and other contaminants would normally block or degrade vision systems. By eliminating the need for external cleaning hardware or maintenance, their solutions improve safety, reduce downtime, and enable reliable machine vision in extreme conditions.