If you are looking to purchase these along with your lens, here are common varieties available online: VWR Lens Paper
If by "paper" you meant the documentation that comes with an online lens purchase, always verify the warranty card and authenticity certificate , especially when buying used equipment to avoid scams like receiving a "box of staples" instead of a lens. How To Clean Your Lens Properly - Food Photography Blog buy camera lenses online
Specialized options available on sites like Ubuy are tailored for sensitive optics like microscopes and camera lenses. Important Considerations If you are looking to purchase these along
: A professional-grade, 4x6 inch tissue often sold in packs of 50. It's designed for use with or without cleaning liquid. It's designed for use with or without cleaning liquid
Often sold in 100-sheet booklets, these are highly portable and designed specifically for DSLR lenses and eyeglasses.
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
Some professionals advise against cheap lens tissues, as they can sometimes trap grit and scratch delicate coatings. Many prefer high-quality microfiber cloths instead.