The PELCO Optical Lens Tissue is a high quality optical lens tissue for lenses, optical instruments, electron microscopy and similar applications. PELCO Optical Lens Tissue is fully lab tested and is comparable to the Ross lens tissue paper in regards to structure, softness, properties and cleaning capabilities. It is a direct replacement for Ross lens tissue and fully compatible for all applications. The tissue is made of 100% new stock, free of minerals and vegetable filler. This lens tissue does not lint or scratch and will not disintegrate under vigorous manipulation and is acid-free with excellent wicking properties.