November 2007
Intermediate to advanced
736 pages
46h 32m
English
Content preview from Consumer Electronics
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SOLID-STATE LASER
When Philips originally invented its video disc system, the laser the company planned to use was an older, bulky type (Fig. 34.16) which was both expensive and difficult to manufacture and align.
Fig. 34.16 The original ‘bulky’ laser
As Philips went further down the track and invented the compact disc (CD) player, it became obvious that what was required was a cheap, easily produced, robust laser system; in other words, a solid-state laser.
The first commercially viable, and commercially available solid-state laser came from Matsushita, Japan's largest electronics concern, MEL 4745 laser. It was developed by the specialist ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.