CD-R
Videos
CD-R is a digital optical disc storage format. A CD-R disc is a compact disc that can only be written once and read arbitrarily many times.
Assorted CD-Rs
Isolated data layer of a CD-R
Photomicrograph of the groove in a CD-R disc
An example of a CD-R burned in 2000 showing dye degradation in 2008. Part of the data on it has been lost.
Taiyo Yuden
Videos
Taiyo Yuden Co., Ltd. is a Japanese materials and electronics company, headquartered in Kyobashi, Tokyo, that helped pioneer recordable CD technology along with Sony and Philips in 1988. Founded in 19
Taiyo Yuden at Electronica 2025, BIEC
Spindles of That's brand blank CDs made by Taiyo Yuden