Tare da balaga na fasahar LED, babban bututun fitarwa na lumen sannu a hankali ya zama gama gari don gani, don haka kasuwa yana tsammanin ƙari don ƙaramin iko amma tare da samfuran fitowar lumen da yawa.

A cikin Satumba 2013, Endo Lighting mai haske na Japan ya ba da shawarar bututun LED tare da ingantaccen lumen na 140lm/W, wanda ya haifar da fashewar tattaunawa da tafi!Kodayake ingancin lumen na guntu na LED ya karu sosai a cikin 'yan lokutan nan, amma irin wannan ingantaccen lumen a cikin bututun LED shima yana mamakin mutane da yawa.

Daga baya kamar wata daya bayan haka, PVTECH daga Xiamen China ya ba da shawarar bututun LED tare da 145lm/W na ingancin lumen.Ana iya kiran wannan bututun LED kayan tarihi a masana'antar LED.

Abu ne mai sauƙi don yin babban ingancin lumen lokacin ƙara yawan guntu na LED.Amma kawai tsarin tsari mai ma'ana da ingantaccen direba mai haɓaka tare zai iya fahimtar irin wannan ingantaccen lumen don bututun LED.Wannan kuma yana nuna cewa fasahar LED ta babban yankin kasar Sin ta riga ta zarce ta Taiwan da Koriya, kuma ta kusanci ta Japan.