230 Megabyte 3.5" (90mm) Magneto-Optical Disks have been in use the Medical, Telecommunication, Avionics and IT community for over fifteen years. First introduced in 1996 90mm MO Disks have been at the forefront of archival solutions when robust data storage is critical.
As of the end of the first quarter in 2012, Sony is the last remaining magneto optical disk manufacturer. Some models are end of life, and therefore no longer manufactured by Sony - 3.5" 128mb, 230mb, and 540mb.
-excerpted from wikipedia
Please shop the products below with full confidence. All 230MB MO Disks listed on our website are brand new and in stock ready to ship to you our valued customer.