Sony, Blu-ray production cost cut significantly below DVD

According to the Nikkan Kogyo Shimbun news report, it seems that Sony has established a technology that can produce the manufacturing cost of recordable Blu-ray disk at cost less than DVD. He also said that he succeeded in lowering the manufacturing cost of drives mounted on Blu-ray players and others.

It is Blu-ray, which is securing an overwhelming share in the next-generation DVD warfare, but will it accelerate popularization with a substantial reduction in manufacturing cost?

Details are as below.
Sony CID, reducing the manufacturing cost of Blu-ray - equivalent to DVD or less: Nikkan Kogyo Shimbun

According to this article, Sony Chemical & Information Device improves polycarbonate as a substrate by using Recordable Blu-ray Disc, adopt low-cost material developed independently for organic materials used for recording layer and protective film , It seems that it has established a technology that can reduce the manufacturing cost which took 5-10 times as much as DVD to the same cost as the current DVD.

Sony Japan | Press Release | Development of optical integrated device enabling thin design and cost reduction of recording / reproducing optical disk drive, such as for Blu-ray Disc

In addition, Sony has jointly developed an optical integrated device (laser coupler) that can use inexpensive optical parts excellent in mass productivity for recording / reproducing optical disk drives such as Blu-ray disks, etc. with Nichia Corporation , Which is said to have succeeded in reducing the thickness and cost of Blu-ray drives.