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</html><description>USAGE &amp; PROCESSING INSTRUCTIONS Content Lens materials: Plastic Please check with the manufacturer of your sanding machine about the settings to be made separately for the processing of polycarbonate and trivex. For example, in traditional automatic machines with a grinding wheel, dry grinding is usually necessary. Please pay particular attention to the care instructions on [&hellip;]</description><thumbnail_url>https://www.wetzlich.de/wp-content/uploads/2023/03/processing-instructions-plastic.png</thumbnail_url></oembed>
