| Patent Number |
Title Of Patent |
Date Issued |
| 7295585 |
Method for noise cancellation by spectral flattening of laser output in a multi-line-laser instr |
November 13, 2007 |
| An improved method of subtracting laser amplitude fluctuations from a desired signal in a multi-line laser system and a detection system having improved noise cancellation are provided. This invention reduces the noise contribution from laser amplitude fluctuations by matching the sp |
| 7079243 |
Method of noise cancellation in an unpolarized-laser instrument |
July 18, 2006 |
| A method of noise reduction in a system where polarization mode fluctuations contribute to the noise in a signal is provided. Specifically, a corrected signal is formed by adjusting the relative and overall intensity of the orthogonal polarization components of an unpolarized laser s |
| 7023620 |
Beam array pitch controller |
April 4, 2006 |
| The present invention provides beam array controllers for changing the spatial and optical characteristics of a beam array. Beam array pitch controllers are provided which are capable of selectively adjusting the spacing between adjacent beams in a beam array. Beam array pitch contro |
| 6947218 |
Fabry-perot etalon with independently selectable resonance frequency and free spectral range |
September 20, 2005 |
| The invention relates generally to optical interference filters and interferometers. Methods, devices and device components for optical signal generation and processing using optical interference filters and interferometers are presented. The invention provides optical interference f |
| 6804063 |
Optical interference filter having parallel phase control elements |
October 12, 2004 |
| The invention relates generally to optical interference filters and interferometers. Methods, devices and device components are presented for separating closely spaced optical channels with minimized cross talk. The invention provides optical interference filters having parallel phase |
| 6567456 |
Method and apparatus for achieving polarization in a laser using a dual-mirror mirror mount |
May 20, 2003 |
| A novel dual-mirror mirror mount assembly for achieving polarization of a light beam in a gaseous laser is presented. The assembly includes a mirror mount structure open at one end and having a hollow cavity therein. A pair of mirrors are hard-sealed to the mirror mount structure. The fi |
| 6379984 |
High-precision etalon device and method of construction |
April 30, 2002 |
| A high-precision etalon and novel method of construction thereof is presented. The etalon comprises a pair of plane-parallel flat mirrors spaced a first distance apart, a pair of plane-parallel spacers transversely attached to the pair of mirrors which operate to fix the first distan |
| 6150039 |
Protective and/or reflectivity enhancement of noble metal |
November 21, 2000 |
| Method and structure are disclosed for forming a protective and/or reflectivity enhanced over coating layer, or layers, on a noble metal. A metallic binder layer, capable of forming a metallic bond with the noble metal and exhibiting good adhesion to the over coating layer, is deposited |
| 5920388 |
Small particle characteristic determination |
July 6, 1999 |
| Small particle identification is disclosed. A high intensity light source provides light at a sensing region for contact with small particles at the sensing region to cause resulting light that includes scattered light and emitted light due to heating of optically absorbing particles to |
| 5907575 |
Apparatus and method for minimizing performance degradation in a laser device |
May 25, 1999 |
| Apparatus and method are disclosed for minimizing performance degradation in a laser device having a laser cavity operating in a predetermined spatial mode having predetermined light beam wavefronts within the laser cavity mode. An optically transmissive unit is placed within the laser |
| 5889589 |
Intracavity particle detection using optically pumped laser media |
March 30, 1999 |
| Intracavity particle detection is disclosed using optically pumped laser media. A laser medium, positioned within a laser cavity, is end-pumped by an optical pump source to excite the laser medium to provide laser light within the laser cavity, and a detecting region, also positioned wit |
| 5770270 |
Protective and/or reflectivity enhancement of noble metal |
June 23, 1998 |
| Method and structure are disclosed for forming a protective and/or reflectivity enhanced over coating layer, or layers, on a noble metal. A metallic binder layer, capable of forming a metallic bond with the noble metal and exhibiting good adhesion to the over coating layer, is deposited |
| 5726753 |
Intracavity particle detection using optically pumped laser media |
March 10, 1998 |
| Interacvity particle detection is disclosed using optically pumped laser media. A laser medium, positioned within a laser cavity, is end-pumped by an optical pump source to excite the laser medium to provide laser light within the laser cavity, and a detecting region, also positioned wit |
