Can Blu ray players play regular DVD discs?
Digital versatile disc, or DVD, is an optical disk memory, usually used to play the standard definition of the film, high-quality music and for large capacity storage, data use. DVD and CD are very similar in appearance, and they are about 120 millimeters in diameter. The most common DVD, namely single monolayer DVD data capacity is about 7 times of VCD, this is because DVD and VCD are using the same technique to read deep in the optical disc data (optical reading technology), but due to the small spot generated by the DVD optical reading head (read the original spot will be reduced the size of 0.85 m to 0.55 m), so in the area of the same size on disk (DVD and VCD appearance are the same size), DVD data storage density can be increased.
Blu ray players use blue laser to read files on disk. Because the light wavelength is shorter, more compact discs can be read.
Blu ray players can play regular DVD discs that are compatible.
Yes, the effect is the same as DVD, but the DVD doesn't play Blu ray discs. As for the clarity of the image, it also depends on the clarity of the video. General 1080p format of the film capacity is large, ordinary DVD disk is not installed, so the emergence of Blu ray machine.
