Article - 27 Feb 2014
An aiming beam is a laser beam (or any other light source) which is used as a light for guiding.
Article - 7 Feb 2014
Ultraviolet (UV) light is a portion of the electromagnetic spectrum between the visible rays and X-rays. It lies in the frequency range of 10 to 400 nm with photon energies from 3 to 124 eV.
Article - 4 Feb 2014
The Sagnac interferometer uses counter-propagating beams in a ring path. This is realized by either using multiple mirrors or with an optical fiber. Generally, three or more mirrors are used, so that...
Article - 27 Jan 2014
With hundreds of millions of people choosing contacts for either visual or aesthetic reasons, and millions more having surgery to solve vision problems associated with aging, there is a growing need...
Article - 3 Jan 2014
Interferometric measurements can be carried out in an optical arrangement in which two or more beams originated from the same source, but passing in different paths are made to interfere....
Article - 31 Dec 2013
An aperture is an opening or a hole through which light passes by. In an optical system, the aperture is the opening that defines the cone angle of a set of light rays that converges at a focal point...
Article - 30 Dec 2013
An optical cavity or an optical resonator may be described as an arrangement of mirrors that produce a standing light wave resonator.
Article - 16 Nov 2013
Wei Min, Assistant Professor at Columbia University and his team have investigated the synthesis of protein at a specific site in the tissue of the brain using a new imaging technique in order to...
Article - 11 Nov 2013
Optical imaging is a technology which explains the characteristics of infrared, ultraviolet and visible light. It is a non-invasive technique which uses non-ionizing radiation in order to...
Article - 26 Sep 2013
Advancements in smartphones are continuing to progress with an effort to making these phones capable of being applied in sophisticated fields of application including laboratory analysis.