NEC has built the first optical storage drive to support not only today's DVDs but tomorrow's High Definition blue-laser technology-based discs, the company said today.

The machine uses a single optical head that contains one lens fed by two semiconductor lasers: a red one for backward compatibility with current DVD technology and a blue one for HD DVD.

Read more: [URL=http://www.theregister.co.uk/content/54/34583.html]The Register[/URL].