What is the range capacity of a removable recordable holographic disc?

General Electric. General Electric Global Research Centers created a holographic disc that could hold many times the data of a Blu-Ray — up to 500 GB.

What is full form of CD in computer?

By The Editors of Encyclopaedia Britannica | View Edit History. CD-ROM, abbreviation of compact disc read-only memory, type of computer memory in the form of a compact disc that is read by optical means.

What will happen if you shine a flashlight in a CD?

The colors you see reflecting from a CD are interference colors, like the shifting colors you see on a soap bubble or an oil slick. You can think of light as as being made up of waves-like the waves in the ocean. When light waves reflect off the ridges on your CD, they overlap and interfere with each other.

What is a hdhvd disc?

HVD is a technology that’s been “on the edge” for at least the past 10+ years – just about ready to pop, but for any of a variety of reasons, it’s never materialized. No discs or drives of any kind exist, nor does any hardware to manufacture the discs.

How much would you pay for a hard drive?

Still expensive: $6,500 for the 1.6TB drive, $6995 for the 3.3TB drive, $146 for the 1.6TB disc, $185 for the 3.3TB disc… all prices at B&H in New York. Yeah, these are real. Nowhere. HVD is a technology that’s been “on the edge” for at least the past 10+ years – just about ready to pop, but for any of a variety of reasons, it’s never materialized.

How much did DVD cost before Blu-ray?

A single HVD disc was estimated to cost $100-$120 on introduction, and a reader was to have been on the order of $10,000, both early 2007 prices. At 100GB, this wasn’t enough of an advance over Blu-ray at 50GB.

How much are my old DVDs worth?

Your DVDs could be worth $500 or more. See DVD values How much are LaserDiscs worth? LaserDisc values run the gamut, anywhere from less than a dollar for common titles to $1,000 and up for rare collectible LaserDiscs.