Manufacturer Maxell BR-LC Blu-ray Lens Cleaner Dust and dirt can accumulate over time can degrade the image quality and maintain the Blu-ray running at peak performance. There are several cleaning products on the market today, but most of them have brushes or chemicals that can be harmful to the Blu-ray. Wind Funnel Cleaning System Maxell BR-LC lens exclusively uses its patented technology for cleaning funnel Wind safely remove dust and dirt. Unlike other cleaners use brushes and chemicals, the BR-SC gently removes the excessive accumulation and debris. The cleaning process is simple. Insert the disk in the own goal Blu-ray. If it is in the disc, the disc spins and two holes on the disc to generate a flow of air in motion a spiral. This changes the project in the air "shower" when it passes through the two holes and reached the narrow space, 15 mm between the lens and the disc.