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US20090279171 |
Method and Apparatus for Providing an Adjustable Optical Delay
An optical structure routes radiation from an optical input to an optical output, the radiation being successively reflected by orthogonal first, second and third reflective surfaces of a linearly...
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US20090273839 |
Method for constructing a phase conjugate mirror
A method that provides for a phase conjugate mirror 10 having a gallium-arsenide substrate 11 with a generally cubic crystalline lattice and a number of gallium-arsenide crystal projections 14...
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US20090193694 |
SUPPORTS AND SIGNS
A support assembly for attachment to a substrate, the assembly having a first part comprising a rebated surface to which a sign is securable and a second part having a peripheral wall sized and...
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US20090128910 |
CORNER CUBE RETROREFLECTOR MOUNT
A retroreflector adapted to be mounted to a motor including a first, second, and third petal having a mutually perpendicular first, second, and third reflective surface that form a retroreflective...
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US20090097118 |
Light-Reflecting Triple, Reflector, as Well as Method for Recognizing an Object
The invention relates to a triple prism which reflects light, a reflector and to a method for recognizing an object. A reflective photoelectric barrier sends light to a reflector. The reflector...
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US20090059371 |
PLASMONIC RETROREFLECTORS
An article having: a retroreflective optical element and a plasmonic material on the optical element. A method of: performing an optical measurement on a substrate having a plurality of the articles.
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US20080297900 |
REFLECTIVE ACCESSORIES
Reflective accessories for increasing the visibility of persons engaged in night-time (or other low-light) activities. Reflective accessories include a mechanism configured for attachment of the...
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US20080212081 |
HIGH SPEED LASER SCANNING INSPECTION SYSTEM
An optical inspection system rapidly evaluates a substrate by illumination of an area of a substrate larger than a diffraction-limited spot using a coherent laser beam by breaking temporal or...
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US20080198459 |
CONJUGATE OPTICS PROJECTION DISPLAY SYSTEM AND METHOD HAVING IMPROVED RESOLUTION
A conjugate optics projection display system includes a beam splitter positioned for viewing an object through the beam splitter and a projector positioned to project an image through the beam...
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US20080074743 |
STRUCTURED SURFACE ARTICLES CONTAINING GEOMETRIC STRUCTURES WITH COMPOUND FACES AND METHODS FOR MAKING SAME
Prepared substrate comprising an array of cube corner cavities and protrusions interspersed between the cube corner cavities.
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US20080030855 |
MULTI-DIMENSIONAL MEASURING SYSTEM
A laser based tracking unit communicates with a target to obtain position information about the target. Specifically, the target is placed at the point to be measured. The pitch, yaw and roll...
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