Global Photoelectric Sensor Market By Type (By Technologies:, Through-Beam Sensors, Retro-Reflective Sensors, Bysensingrange, 20-2000mm, and 0-65000mm), By Application (Packaging, Food Processing, Transportation, Cosmetic, and Pharmaceutical), By Region and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019-2028