The research task achieve on - line measurement of led ' s wavelength and light intensity and also including automatic separation of led according to user ' s request in order to improve the quality of led 該項目主要是按用戶要求,根據(jù)led單管的發(fā)光亮度和波長對led進行分選,從而提高led單管亮度和波長的一致性,進而提高led產(chǎn)品的質(zhì)量和檔次。