Glasstron
Encyclopedia
 The Glasstron by Sony, mounted on a clear head. |
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The Sony
Sony
, commonly referred to as Sony, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan and the world's fifth largest media conglomerate measured by revenues....
Glasstron was a portable head-mounted display
Head-mounted display
A head-mounted display or helmet mounted display, both abbreviated HMD, is a display device, worn on the head or as part of a helmet, that has a small display optic in front of one or each eye .- Overview :...
. The products included two LCD screens and two earphones for video and audio respectively.
The Glasstron was released to the U.S.
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...
market in 1997.
Various models were released. Supported video inputs included PC (15 pin, VGA
Video Graphics Array
Video Graphics Array refers specifically to the display hardware first introduced with the IBM PS/2 line of computers in 1987, but through its widespread adoption has also come to mean either an analog computer display standard, the 15-pin D-subminiature VGA connector or the 640×480 resolution...
interface), Composite
Composite video
Composite video is the format of an analog television signal before it is combined with a sound signal and modulated onto an RF carrier. In contrast to component video it contains all required video information, including colors in a single line-level signal...
and S-Video
S-Video
Separate Video, more commonly known as S-Video and Y/C, is often referred to by JVC as both an S-VHS connector and as Super Video. It is an analog video transmission scheme, in which video information is encoded on two channels: luma and chroma...
. A brief list of the models follows:
- PLM-A35: The most basic model with opaque lenses and no SVGA input.
- PLM-A55: This model had a mechanical shutter to allow the display to become see through, without SVGA.
- PLM-100: This model had a mechanical shutter to allow the display to become see through, with SVGA, somewhat unstable.
- PLM-S700: The S700 allowed for see through mode using LCD shutters and had support for SVGA output.
- PLM-S700E is the newest in construction using some of the world's most advanced components including the highest commercially available LCDs built. Over 1.5 million pixels on a component the size of a ten cent coin at TRUE SVGA (800×600) display quality.
These products are no longer manufactured nor supported by Sony
Sony
, commonly referred to as Sony, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan and the world's fifth largest media conglomerate measured by revenues....
.