... diffused.6,Viewing angle:15-30-45-60 degrees7,Low light decay:10% of first 1000 hours8,Solid-state,high shock ... and vibration resistant9,No RF interfence10,Maintenance free,easy intallation11,Longlife50000+hours12,High brightness,well ... gel whicch were imported from Japan,American and taiwan, So Light failure is low,long service life.15,Our production of ...