A PVD Disc is a special format of discs created by Hasbro Inc. to be used only in their VideoNow

VideoNow

The VideoNow is a personal video player distributed by Hasbro through its Tiger Electronics subsidiary. It is designed for children and operates using unusually sized 4" PVD Discs. The discs allow for about 30 minutes of video, so they are well suited for children's television shows. Video...

 product lines. The disc is 108 mm in diameter and reports to hold up to 450 Megabytes of data. In 2005 Hasbro introduced an electronic device called the VideoNow Media Wizard that would allow you to burn your own PVDs. The VideoNow Media Wizard seems to be no longer available from Hasbro.

See also:

• Video CD
  Video CD
  Before the advent of DVD and Blu-ray, the Video CD became the first format for distributing films on standard 120 mm optical discs. The format is a standard digital format for storing video on a Compact Disc...
  
   - standard digital format for storing video on a Compact Disc.
• Laserdisc
  Laserdisc
  LaserDisc was a home video format and the first commercial optical disc storage medium. Initially licensed, sold, and marketed as MCA DiscoVision in North America in 1978, the technology was previously referred to interally as Optical Videodisc System, Reflective Optical Videodisc, Laser Optical...
  
   - The larger analog predecessor to Video CD
• CD Video
  CD Video
  CD Video was a format introduced in 1987 that combined the technologies of compact disc and laserdisc. CD-V discs were the same size as a standard 12 cm audio CD, and contained up to 20 minutes worth of audio information that could be played on any audio CD player...
  
   - A 1980s format combining the laserdisc and the CD
• Super Video CD (SVCD) - A direct successor to Video CD
• DVD
  DVD
  A DVD is an optical disc storage media format, invented and developed by Philips, Sony, Toshiba, and Panasonic in 1995. DVDs offer higher storage capacity than Compact Discs while having the same dimensions....
  
   - A higher capacity and much more successful follow-up to Video CD
• cDVD
  CDVD
  cDVD discs, sometimes called mini-DVD discs as well, are regular CDs that contain MPEG-video structured in accordance with the DVD-Video specifications...
  
   - (AKA Mini-DVD), DVD video on a CD
• DcVD
  DcVD
  -Dreamcast Video Disc [ DcVD ]:The proprietary video format based on the MPEG SOFDEC exclusively for the Sega Dreamcast. Including custom encoded video in Sofdec format as well as the mpeg sofdec program on a CD prepared for self-boot...
  
   - A non-standard MPEG-1 format for the Sega Dreamcast video game console
• MovieCD
  MovieCD
  MovieCD was a format for digital video storage and consumer home video playback during the mid to late-1990s, marketed by SIRIUS Publishing, Inc., and was rendered obsolete by the wider distribution of DVD...
  
   - A proprietary 1990s format using the MotionPixels codec
• Blu-ray - A new type of disc that allows much more data