OPTO4L GmbH develops, produces and sells professional optical sensor and measurement systems for use in industrial production and quality assurance. Optoelectronic systems developed by OPTO4L GmbH are Industry 4.0 and IoT ready and provide high-resolution data via standardized fast fieldbuses. On that basis the measurement of light, color, gloss, transmission and absorption enables applications in the markets lighting, test & measurement, automotive, aerospace, food, agriculture, chemicals, pharmaceuticals, industrial automation as well as life and environment. Even for existing production systems which require light or color measurement the performance can be improved due to the standardized interfaces provided by OPTO4L GmbH tools.