1
Leonid B Glebov, Vasile Rotar, Vadim I Smirnov, Sarik Nersisyan, Nelson Tabirian: Optical beam steering and switching by optically controlled liquid crystal spatial light modulator with angular magnification by high efficiency PTR Bragg gratings. University of Central Florida Research Foundation, Brian S Steinberger, Phyllis K Wood, Law Offices of Brian S Steinberger P A, January 29, 2008: US07324286 (30 worldwide citation)

Non-mechanical optical beam steering and switching is produced by optically controlled liquid crystal spatial light modulator with angular magnification by high efficiency volume Bragg gratings recorded in a photosensitive PTR glass. Small angle beam deflection in a photoactive liquid crystal cell i ...


2
Thomas Vogeler, Theo Tschudi, Nelson Tabirian, Boris Zel dovich: Apparatus and method for measuring the power density of a laser beam with a liquid crystal. University of Central Florida, Brian S Law Offices of Brian S Steinberger Steinberger, April 15, 1997: US05621525 (7 worldwide citation)

Meters detect power parameter information about laser beams using liquid crystals to propagate the beam therethrough with photodiode detectors. The power parameters include intensity in watts per square meter, beam waist size, and the location of the focal spot based in light induced orientational p ...


3
Nelson Tabirian, Sarik Nersisyan: Laser beam multimeter. Beam Engineering for Advanced Measurements Co, January 13, 2004: US06678042 (7 worldwide citation)

The objective of the present invention is providing a method and a simple instrument that can be used on a routine basis to accurately and quickly measure the focus position, waist radius, divergence, quality, power and power density of a laser beam. The measurement is performed by scanning a thin f ...


4
Nelson Tabirian, Uladzimir Hrozhyk, Svetlana Serak: Universal optical filter holder. Beam Engineering for Advanced Measurements Co, April 27, 2004: US06728049 (5 worldwide citation)

The objective of the present invention is providing a mechanical holder that allows optical filters, wave plates, and substrates of different shapes, sizes, and thickness to be simply, conveniently, flexibly, and quickly mounted, fixed and interchanged. This is achieved using grooved plates combined ...


5
Nelson Tabirian, Rafael Vergara Toloza, Russell Spaulding: Contact lenses with embedded labels. Johnson & Johnson Vision Care, Carl J Evens, November 24, 2015: US09195072 (3 worldwide citation)

An ophthalmic lens incorporating clearly identifiable, highly visible embedded labels that are not visible to the wearer or others when placed on the eye may be utilized to allow an individual to easily distinguish between the normal state of the lens and the inverted state of the lens as well as se ...


6
Nelson Tabirian, Rafael Vergara Toloza, Russell Spaulding: Contact lenses with embedded labels. Johnson & Johnson Vision Care, Carl J Evens, April 5, 2016: US09304328

An ophthalmic lens incorporating clearly identifiable, highly visible embedded labels that are not visible to the wearer or others when placed on the eye may be utilized to allow an individual to easily distinguish between the normal state of the lens and the inverted state of the lens as well as se ...


7
Nelson Tabirian, Sarik Nersisyan: Laser beam multimeter. Beam Engineering for Advanced Measurement Co, Dr Nelson V Tabirian, November 6, 2003: US20030206288-A1

The objective of the present invention is providing a method and a simple instrument that can be used on a routine basis to accurately and quickly measure the focus position, waist radius, divergence, quality, power and power density of a laser beam. The measurement is performed by scanning a thin f ...


8
Nelson Tabirian, Sarik Nersisyan: Gaseous optical systems for high energy laser beam control and anti-laser defense. Beam Engineering for Advanced Measurement Co, Dr Nelson V Tabirian, April 29, 2004: US20040081218-A1

The objective of the present invention is providing a method and ultra light-weight instruments for controlling propagation of high energy laser beams. The control optical systems are based on gases and techniques for creating gas concentration and flow patterns that modulate the refractive index al ...


9
Nelson Tabirian, Sarik Nersisyan, Brian Kimball, Diane Steeves: Broadband optics for manipulating light beams and images. Beam Engineering for Advanced Measurement Co, August 4, 2011: US20110188120-A1

The objective of the present invention is providing optical systems for controlling with propagation of light beams in lateral and angular space, and through optical apertures. Said light beams include laser beams as well as beams with wide spectrum of wavelengths and large divergence angles. Said o ...


10
Nelson Tabirian, Sos Agaian: Labels and taggants with programmable multi color coded timing. Nelson Tabirian, October 21, 2010: US20100263244-A1

The objective of the present invention is providing autonomous timing labels for indicating the aging and expiration of a time period of products through gradual changing of their color. The color change can be coded to run, for example, from blue for newly produced products to red with product agin ...