![TIL that Blu-Ray discs are called blue and can hold more storage because the laser is blue, which has a shorter wavelength than red and hence can read more accurately, allowing for TIL that Blu-Ray discs are called blue and can hold more storage because the laser is blue, which has a shorter wavelength than red and hence can read more accurately, allowing for](https://external-preview.redd.it/RpwbVyTv2MJyUFVJp1e9P42vaH1ZlgsOK_hal2KFRq4.jpg?auto=webp&s=620a1db8273766d29876fc4a45d52a5d9b92e35c)
TIL that Blu-Ray discs are called blue and can hold more storage because the laser is blue, which has a shorter wavelength than red and hence can read more accurately, allowing for
![Longevity of Recordable CDs, DVDs and Blu-rays — Canadian Conservation Institute (CCI) Notes 19/1 - Canada.ca Longevity of Recordable CDs, DVDs and Blu-rays — Canadian Conservation Institute (CCI) Notes 19/1 - Canada.ca](https://www.canada.ca/content/dam/cci-icc/images/services/conservation-preservation-publications/canadian-conservation-institute-notes/longevity-recordable-cds-dvds/note-19-1-figure-01-en.jpg)
Longevity of Recordable CDs, DVDs and Blu-rays — Canadian Conservation Institute (CCI) Notes 19/1 - Canada.ca
![Optical disk in tamil, difference between CD, DVD and blue ray disk, secondary storage devices - YouTube Optical disk in tamil, difference between CD, DVD and blue ray disk, secondary storage devices - YouTube](https://i.ytimg.com/vi/_9sHZonHAo8/maxresdefault.jpg)
Optical disk in tamil, difference between CD, DVD and blue ray disk, secondary storage devices - YouTube
![Ben Krasnow on Twitter: "Here's a comparison of CD, DVD, and Blu-ray discs in a scanning electron microscope. Same scale for each. @scanlime http://t.co/oKmfJzxI9H" / Twitter Ben Krasnow on Twitter: "Here's a comparison of CD, DVD, and Blu-ray discs in a scanning electron microscope. Same scale for each. @scanlime http://t.co/oKmfJzxI9H" / Twitter](https://pbs.twimg.com/media/CIoVE3OUMAIfhRx.jpg)