Tender For supply of 3nh led gloss meter, 3nh, (yg 268), measuring range (gu): 0-300, response time: 0.5 second, measuring angle (degree) : 60 substrate size: 150 mm x 100 mm x 3 mm, standard accessories: power adapter, usb cable, user manual, gqc6 software printer, substrate plate. warranty 6 year.