US20100284082A1 - Optical pattern projection - Google Patents

Optical apparatus includes first and second diffractive optical elements (DOEs) arranged in series to diffract an input beam of radiation. The first DOE is ...

Adaptive multiple-band CFAR detection of an optical pattern with ...

Adaptive multiple-band CFAR detection of an optical pattern with unknown spectral distribution. Abstract: A constant false alarm rate (CFAR) detection algorithm ...

Free Vector | Optical pattern

Download this Free Vector about Optical pattern, and discover more than 11 Million Professional Graphic Resources on Freepik.

Filter design for optical pattern recognition: multicriteria ... - OSA

A method of constructing optimal multicriteria filters for optical pattern recognition is presented. In the particular case of synthetic discriminant function filters, this ...

Optical pattern formation with a two-level nonlinearity

13 Jul 2015 ... Optical pattern formation with a two-level nonlinearity. A. Camara, R. Kaiser, G. Labeyrie, W. J. Firth, G.-L. Oppo, G. R. M. Robb, A. S. Arnold, ...

US20060092491A1 - Optical pattern projection for lighting, marking ...

An optical pattern projection system and method use lasers and diffractive optical components to provide illumination and demarcation for airports, helipads, ...

Tattoo tomography: Freehand 3D photoacoustic image ...

10 Nov 2020 ... It is based on an optical pattern placed on the region of interest prior to image acquisition. This pattern is designed in a way that a tomographic ...

CA2097798A1 - Means for measuring picture quality using optical ...

The invention relates to means for measuring picture quality of various types of visual pictures and documents using optical pattern recognition. The means ...

Optical pattern recognition - ScienceDirect

Optical pattern recognition is a technique that is based upon the use of a video camera and a computer with the ability to store images. A CCD (charge coupled ...

US3704372A - Optical pattern tracer - Google Patents

There are various types of optical pattern tracing machine control systems including scanning and nonscanning tracing heads, friction and coordinate drive  ...

Red silk tie with optical pattern | Canali.com

An multicolor optical pattern adds texture and dynamism to an otherwise timeless piece. Pair with a matching pocket square for the perfect formal look. Detailing ...

US20090226183A1 - Optical pattern recognition having reduced ...

In exemplary embodiments, all-optical pattern recognition for an optical input signal is achieved by wavelength-converting the input signal and then passively  ...

Optical pattern recognition for validation and security verification

1 Jun 1994 ... The basic idea is to permanently and irretrievably bond a phase mask to a primary identification amplitude pattern such as a fingerprint, a picture ...

Polymer-Based Chemical Nose Systems for Optical Pattern ...

14 Jul 2020 ... Polymer-Based Chemical Nose Systems for Optical Pattern Recognition of Gut Microbiota.

NeuroPG: open source software for optical pattern generation and ...

NeuroPG: open source software for optical pattern generation and data acquisition. Front Neuroeng. 2015 Mar 2;8:1. doi: 10.3389/fneng.2015.00001.

Tunable Nonlinear Optical Pattern Formation and Microstructure in ...

16 Feb 2016 ... We report cross-link-tunable, nonlinear optical pattern formation of transmitted light in a photopolymer undergoing free-radical polymerization.

Optical pattern recognition in defocused images using correlation ...

Title, Optical pattern recognition in defocused images using correlation filters. Publication Type, Journal Article. Year of Publication, 1991. Authors, Campos, J ...

Optical Pattern Free Vector Art - (348 Free Downloads)

Download 348 optical pattern free vectors. Choose from over a million free vectors, clipart graphics, vector art images, design templates, and illustrations created ...

wo/2012/074288 method for processing optical pattern of light guide ...

7 Jun 2012 ... The present invention relates to a method for processing an optical pattern, in which an optical pattern is formed by a laser beam and an optical ...

Quasistatic electric-field-modulated optical pattern transition in a thin ...

We present here the pattern formation in the transverse profile of a continuous- wave laser beam passing through a parallel planar-aligned nematic liquid crystal  ...