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Standard black keep case. A keep case or poly-box is a type of packaging, most commonly used with DVDs and Blu-ray videos (and sometimes CDs).. Besides DVD-Video films, keep cases are very common with most disc-based video games since the PlayStation 2, and they are also found on many PC titles and MP3-CD audiobooks (all use discs that are the same basic dimensions as a DVD).
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.
Polycarbonates (PC) are a group of thermoplastic polymers containing carbonate groups in their chemical structures. Polycarbonates used in engineering are strong, tough materials, and some grades are optically transparent.
Unlike PC games, console manufacturers charge a license fee to anyone developing for their machine, and exert a certain amount of influence in the style of packaging. Nintendo, for example, maintained almost completely standardized boxes for SNES games. PlayStation 2, GameCube, and Xbox game boxes also conform to the keep case form factor.
An optical disc is designed to support one of three recording types: read-only (e.g.: CD and CD-ROM), recordable (write-once, e.g. CD-R), or re-recordable (rewritable, e.g. 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 ...
Montrell Johnson ran for 99 yards, including a 65-yard touchdown, and Florida recovered five fumbles in a 31-11 win over Florida State on Saturday. Jadan Baugh added 81 yards as Florida racked up ...
For example, if you are a vegan, you should choose a plant-based protein such as pea, soy, or hemp, Gans suggests. If you are lactose intolerant, you might also be best choosing a plant-based ...
Although a number of optical formats have been used over time, the most common examples are optical disks like the compact disc (CD) and DVD. Reading and writing methods have also varied over time, but most modern systems as of 2023 [update] use lasers as the light source and use it both for reading and writing to the discs. [ 1 ]