Chengdu quality special inspection set with glasses quality Shuangliu a batch of product failure

It is understood that, in order to protect young people visual health, in the second quarter of this year, the city of Chengdu Bureau of Quality Supervision set of glasses production process quality organization discount ray ban sunglasses conducted a special supervision. Total sample of 143 enterprises in Chengdu whole production and processing of 143 batches of products set with glasses, on examination, qualified 142 batches, pass rate of 99.3%, compared with the same period last year, improved product quality pass rate 14.6 percentage points. The sampling of the "2014 Annual Quality and Technical Supervision, Chengdu, set with glasses special supervision Inspection Rules", "State Administration of Quality Supervision, Inspection and Quarantine CCGF 208.1-2010 set with glasses of product quality supervision and spot checks Practice", "GB 13511.1-2011 fitted with glasses - Part 1: single light multifocal "as the test basis. The main testing indicators are: vertex deviation, the optical center of the horizontal deviation of the level of oakley sunglasses wholesale">fake oakley sunglasses wholesale the optical center of unilateral deviation, vertical difference between the optical center, cylinder axial direction of the deviation, signs, lens material and surface quality, assembly quality, the reference point of the lens thickness. The results show that there is a lot of glasses fixed spherical vertex (ie degrees) deviation failed. The main cause of failure of indicators are: poor awareness of enterprise quality, low technical level employees, poor processing capacity, equipped with front and rear glasses are not strict quality checks. Chengdu Quality Supervision Bureau of the person in charge, spherical vertex deviation fendi marchon 2014 sunglasses is a measure of an important indicator of the quality of the pros and cons of glasses equipped, wearing vertex tolerance larger glasses, will lead directly to undercorrection or vision overcorrection, causing eyestrain wearer to adjust dysfunction and adjustment reaction time, serious injury wearer's visual health.