The "proper paper" you're looking for when buying camera lenses online likely refers to , a specialty tissue used to safely remove dust and smudges from delicate glass elements. Top Options for Lens Cleaning Paper
Specialized options available on sites like Ubuy are tailored for sensitive optics like microscopes and camera lenses. Important Considerations buy camera lenses online
A lens cleaning pen or an air dust blower is often recommended as a safer first step to remove loose particles before any "paper" or cloth touches the glass. The "proper paper" you're looking for when buying