The archive
Everything the archive has gained lately, newest first. Also as a feed for whatever you read feeds with.
patent · · added 2 months ago
When light rays (L 1 , L 2 ) from any arbitrary directions arrive at the surface of incidence (3) at one end of a main body (2) made of a transparent glass or plastic, they are suc...
patent · · added 2 months ago
A light collector for collecting and detecting emitted light from a stimulable phosphor sheet includes a cylinder with an elliptical cross section having specularly reflective inte...
patent · · added 2 months ago
There is disclosed a novel light transmitting assembly comprised of a screen assembly having a plurality of generally conically-shaped repeater orifices wherein an optical fiber of...
patent · · added 2 months ago
An optical scanner (10) scans a color transparency (11) with a spot of light from a scanning beam. The light transmitted by the transparency, which is modulated according to the co...
patent · · added 2 months ago
The device comprises an extension of a radiation conductor of constant cross-section, having a radiations-confining interface of truncated shape, of which the directrices and gener...
patent · · added 2 months ago
In apparatus for scanning a transparent original with a scanning beam relative an optical axis, a tapered optical bar is positioned adjacent the transparent original to collect a d...
patent · · added 2 months ago
A non-imaging optical energy transfer system includes a tapered light pipe and associated field lens as its central energy transfer mechanism. The light pipe/lens combination is lo...
patent · · added 2 months ago
An improved laser apparatus is provided wherein a laser and a pump source comprising an array of GaAs or GaAlAs light emitting laser diodes or of excimer fluorescors or lasers whic...
patent · · added 2 months ago
Devices for transmission of radiant energy from a convex source to a convex receiver wherein a concave wall reflects rays of selected angularity of source onto the receiver at a se...
patent · · added 2 months ago
A solar energy concentrator having an array of horns each having converging reflecting surfaces which provide a multiple reflective path from a relatively wide entrance aperture ex...
patent · · added 2 months ago
Optical elements for vessel navigation lights, providing improved and inexpensive means for achieving uniform, luminous intensity over a sharply bounded horizontal arc of visibilit...
patent · · added 2 months ago
A device is provided for collecting electromagnetic energy developed by an energy source of finite dimension and of finite distance from the collection device. It includes an energ...
patent · · added 2 months ago
Disclosed are radiant energy transmitting devices operative selectively in concentrative and emissive modes, having transmitting elements including radiant energy transmitting and...
patent · · added 2 months ago
Disclosed are non-imaging systems and devices for collection and concentration of electromagnetic energy and particularly solar energy including one or more longitudinally-extendin...
patent · · added 2 months ago
Disclosed are non-imaging systems and devices for collection and concentration of electromagnetic energy and particularly solar energy including one or more longitudinally-extendin...
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