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Drive mechanism
I claim: 1. Apparatus (10), comprising: a frame (18) including a yoke (16); a compacting drum (14) having an axis of rotation (28) and being rotatably mounted on said ...
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Soliton laser
Soliton Effects Before discussing in detail my invention, it will be instructive to consider first the nature of pulse compression and solitons in optical fibers. Pulse ...
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Short optical pulse generator having a looped directional coupler external cavity
With reference to FIG. 1, laser diode 101 is a typical, commonly available, laser diode chip having at one end a highly reflective coating or layer 102, and at its ...
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Chemical process yielding stimulated emission of visible radiation via fast near resonant energy transfer
OF THE INVENTION The present invention employs the concept demonstrated by the superfluorescence associated with an atomic transition of a Group IIIA metal or semimetal ...
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In-line fiber optic memory
What is claimed is: 1. A fiber optic recirculating memory, comprising: a length of optical fiber, for receiving an optical signal pulse, said fiber forming a loop; an ...
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Optical signal network with node by-pass switching capability
We claim: 1. An optical signal network having plural optical signal input/output nodes interconnected by optical fibres and having at least one such node which includes: ...
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Laminates
What we claim is: 1. A laminated panel which comprises a core of rigid isocyanurate based foam sandwiched between two facing sheets, characterized in that there is ...
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Anamorphic attachment for purpose of filming and reproduction to be used together with a basic lens
FIG. 1a represents the most simple embodiment possibility of the attachment of this invention and, at the same time, the basic arrangement and design. In FIG. 1a the ...
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Range Doppler self-referencing imaging system
The need in the art for a long range imaging system capable of operating at visible wavelengths is addressed by the self-referencing target imaging system of the present ...
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Christmas tree ornament with photo display
OF THE PREFERRED EMBODIMENT Before explaining in detail the present invention, it is to be understood that the invention is not limited in its application to the ...
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