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In 1991, Verbatim released the world's first 3.5" magneto-optical disk. Verbatim started its successful foray into the optical disc market in 1993 with CD-R media. In 1997, Verbatim released the world's first CD-RW format media. In 2001, Verbatim released the world's first DVD+R format media.
CD-R media have an internal layer of dye used to store data. In a CD-RW disc, the recording layer is made of an alloy of silver and other metals—indium, antimony, and tellurium. [20] In CD-R media, the dye itself can degrade, causing data to become unreadable. As well as degradation of the dye, failure of a CD-R can be due to the reflective ...
CMC produces CD and DVD storage media products, including CD-R, CD-RW, DVD-R/RW, DVD+R/RW, DVD-RAM, and floppy diskettes.CMC produces the Mr. Data line of optical media, which is or was commonly rebranded and sold by HP, Maxprint, Imation, Memorex, Philips, TDK, BenQ, Verbatim Life Series, Staples, Office Depot, Datamax, Optimum, Auchan and other OEM brands.
BD-R discs can only be written to once, whereas BD-RE discs can be erased and re-recorded multiple times, similar to CD-R and CD-RW for a compact disc (CD). Disc capacities are 25 GB for single-layer discs, 50 GB for double-layer discs, [ 1 ] 100 GB ("BDXL") for triple-layer, and 128 GB ("BDXL") for quadruple-layer (in BD-R only).
The CD jewel case is designed to carry a booklet, as well as to have panel inserts. These may be used to display album artwork, lyrics, photos, thank-yous, messages, biography, etc. [5] Because the CD jewel case is the standard, most commonly used CD case, it is much cheaper. The price of the CD jewel case usually ranges from $0.75 to $0.95.
An optical disc is designed to support one of three recording types: read-only (such as CD and CD-ROM), recordable (write-once, like CD-R), or re-recordable (rewritable, like CD-RW). Write-once optical discs commonly have an organic dye (may also be a ( phthalocyanine ) azo dye , mainly used by Verbatim , or an oxonol dye, used by Fujifilm [ 4 ...