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This allows you to play music or watch movies using pre-recorded discs.
Select a subject to preview related courses: In order to write data to a disc, a recordable blank disc is needed.
Computer software also often comes on one of these discs, so you need an optical drive to install software.
Entertainment, savings on movies, theatre, Las Vegas attractions, Circuses, Monster Jam, arena events, NYS Fair, concerts, nascar, Disney on Ice.Data is recorded by selectively heating parts of an organic dye layer with the laser, which changes the reflectivity of the dye.Travel, savings on airfare, hotels, rental cars, cruises, beach vacations resorts, AAA, Disney, Universal Studios, Florida, Las Vegas.An optical drive also needs a loading mechanism.This turns the indentations on the disc into binary data.
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Start a free trial, no obligation, cancel anytime.Artwork is printed on top of the disc (D).More recently, Blu-ray discs came on the market and have a standard capacity of.The maximum storage capacity of a typical CD-ROM is around 700.The optical mechanisms for reading CDs and DVDs are quite similar, so the same lens can be used for both types of discs.This is especially the case for very thin and lightweight laptops where space and weight are at a premium.
This allowed you to play regular music CDs on your computer.
How an Optical Drive Works, let's take a closer look inside an optical disc.
It gets a little confusing with all the different read/write options.