Seconday optics borosilicate lenses for COB Led street lighting / highway / roadway / courtyard lighting, have many light distribution patterns, symmetrical and  asymmetrical distribution, can be suitable for Chip on Board ranging from 5W-300W integrated Leds, such as Bridgelux, Citizen, Cree, Osram, Sharp, Samsung, Philip, Luminus, Lumied, Edison, Prolight, Nicha, Seoul semi-conductor and other integrated Leds,