Optical, Confocal, and 4Pi Microscopy
... microscopes have an additional lens called an oil immersion lens. The stage is placed below the objective lens and holds the sample. In the center of the stage is a hole through which light passes and enters the sample. Lastly, the illumination source is below the stage and controllable through an o ...
... microscopes have an additional lens called an oil immersion lens. The stage is placed below the objective lens and holds the sample. In the center of the stage is a hole through which light passes and enters the sample. Lastly, the illumination source is below the stage and controllable through an o ...
Slowing Down the Speed of Light - The Institute of Optics
... Motivation: Maximum Slow-Light Time Delay “Slow light”: group velocities < 10-6 c ! Proposed applications: controllable optical delay lines optical buffers, true time delay for synthetic aperture radar. Key figure of merit: normalized time delay = total time delay / input pulse duration ≈ informati ...
... Motivation: Maximum Slow-Light Time Delay “Slow light”: group velocities < 10-6 c ! Proposed applications: controllable optical delay lines optical buffers, true time delay for synthetic aperture radar. Key figure of merit: normalized time delay = total time delay / input pulse duration ≈ informati ...
Document
... 24- Second law of light reflection: The incident light ray and the reflecting light ray and the normal to the reflecting surface at the point of incidence all lie on the same plane perpendicular to the reflecting surface 25- Incident light ray ( AC ) : it is the light ray which fall ( intersect ) w ...
... 24- Second law of light reflection: The incident light ray and the reflecting light ray and the normal to the reflecting surface at the point of incidence all lie on the same plane perpendicular to the reflecting surface 25- Incident light ray ( AC ) : it is the light ray which fall ( intersect ) w ...
paper
... with a constant pitch. The observations were in good agreement with a classical analysis, which treated the rotation of the plane of polarization locally at each point along the fiber for the case of a uniform helix by use of differential geometry. The experimental setup is schematically shown in Fi ...
... with a constant pitch. The observations were in good agreement with a classical analysis, which treated the rotation of the plane of polarization locally at each point along the fiber for the case of a uniform helix by use of differential geometry. The experimental setup is schematically shown in Fi ...
measurement of three-dimensional temperature fields
... reported successful density measurements in a slightly asymmetric air jet. The present study significantly differs from these in regard to the type and generality of the data analysis technique, particularly in that a 180’. range of viewing angle is not required. ...
... reported successful density measurements in a slightly asymmetric air jet. The present study significantly differs from these in regard to the type and generality of the data analysis technique, particularly in that a 180’. range of viewing angle is not required. ...
Inside The Miscibility Gap Lars Johnson Nanostructuring and Phase Transformations
... The segregated growth occurs because of the immiscibility of TiN and Si3 N4 . The understanding and control of such immiscibility are now technologically important in hard coatings, both to achieve the desired microstructure during growth, and to direct any transformations during metal cutting. Curr ...
... The segregated growth occurs because of the immiscibility of TiN and Si3 N4 . The understanding and control of such immiscibility are now technologically important in hard coatings, both to achieve the desired microstructure during growth, and to direct any transformations during metal cutting. Curr ...
Educator Resource Center in the Lyman Library
... on the subject, including others by the author, this one is practical and useful. Nurosi, Aki. Colorful Illusions: Tricks to Fool Your Eyes. New York: Sterling Pub., ...
... on the subject, including others by the author, this one is practical and useful. Nurosi, Aki. Colorful Illusions: Tricks to Fool Your Eyes. New York: Sterling Pub., ...
bright field microscopy
... • Most commonly used microscopy imaging technique is bright field microscopy, where light is either passed through or reflected off a specimen • Biologists and histologists have used counter staining for over one hundred years; and this helps to differentiate the various tissues and organelles that ...
... • Most commonly used microscopy imaging technique is bright field microscopy, where light is either passed through or reflected off a specimen • Biologists and histologists have used counter staining for over one hundred years; and this helps to differentiate the various tissues and organelles that ...
Optical amplifiers
... EDFA, a beverage story continued An erbium doped fiber amplifier (EDFA) consists of a few meters of optical fiber doped with a few parts per million of the rare earth element erbium. The optical signal is injected into this fiber, along with the light from a special “pump” laser that is designed to ...
... EDFA, a beverage story continued An erbium doped fiber amplifier (EDFA) consists of a few meters of optical fiber doped with a few parts per million of the rare earth element erbium. The optical signal is injected into this fiber, along with the light from a special “pump” laser that is designed to ...
Lumalive Evaluation Kit
... diffusion is the spreading out of light by a material. The amount of diffusion depends on the density, the structure and the thickness of the material. The amount of light coming from the display pane underneath a number of fabric layers will depend on the optical transmission of the fabrics. The tr ...
... diffusion is the spreading out of light by a material. The amount of diffusion depends on the density, the structure and the thickness of the material. The amount of light coming from the display pane underneath a number of fabric layers will depend on the optical transmission of the fabrics. The tr ...
Analysing the potential for application of the phase shift method in
... of the examined surfaces. During the measurement the standard illumination system is automatically switched off to reach the maximal possible resolution of the interference fringe pattern generated by the diffraction gratings, which are illuminated in this time by electro-luminescence diodes (LED) r ...
... of the examined surfaces. During the measurement the standard illumination system is automatically switched off to reach the maximal possible resolution of the interference fringe pattern generated by the diffraction gratings, which are illuminated in this time by electro-luminescence diodes (LED) r ...
Practical realization of massively parallel
... with a large two-dimensional I兾O array14,15 or an optomechanical micromirror array,16 is bonded to a transparent planar substrate, which carries an integrated free-space optical system. Distant communication partners are connected to this planar substrate via conventional parallel fiber links and a ...
... with a large two-dimensional I兾O array14,15 or an optomechanical micromirror array,16 is bonded to a transparent planar substrate, which carries an integrated free-space optical system. Distant communication partners are connected to this planar substrate via conventional parallel fiber links and a ...
High-resolution retinal microscopy using MEMS
... The scanning laser ophthalmoscope, invented in 1980 by Rob Webb, allows highcontrast, high resolution imaging of the retina. Its confocal detector greatly improves contrast and allows sub-surface imaging, permitting detailed study of the vasculature that supplies capillary blood flow to the retina. ...
... The scanning laser ophthalmoscope, invented in 1980 by Rob Webb, allows highcontrast, high resolution imaging of the retina. Its confocal detector greatly improves contrast and allows sub-surface imaging, permitting detailed study of the vasculature that supplies capillary blood flow to the retina. ...
Diffracted Light Contrast: Improving the Resolution - Microscopy-UK
... To date, efforts to image the periodicity within individual molecules, e.g., the 67-nm periodicity of type I collagen, have proven unsuccessful. The difficulty may not be one of resolution because Figs. 2a and 3F would certainly suggest DLC is capable of generating sufficient resolution. Instead, i ...
... To date, efforts to image the periodicity within individual molecules, e.g., the 67-nm periodicity of type I collagen, have proven unsuccessful. The difficulty may not be one of resolution because Figs. 2a and 3F would certainly suggest DLC is capable of generating sufficient resolution. Instead, i ...
Principles of Fourier Transform Optical Measurements
... Beam splitter at an angle of 45° to the mirrors: divides incoming light (ideally 50 % transmitted and 50 % reflected) Compensator: equalizes the optical path lengths in both arms ...
... Beam splitter at an angle of 45° to the mirrors: divides incoming light (ideally 50 % transmitted and 50 % reflected) Compensator: equalizes the optical path lengths in both arms ...
Accurate and Efficient Computation of Synchrotron Radiation in the
... users with a collection of computational tools for various applications related to utilization of Synchrotron Radiation (SR). For many applications, it is important to know not only the basic SR characteristics, such as spectrum, flux per unit surface (intensity) or brightness, but also to be able t ...
... users with a collection of computational tools for various applications related to utilization of Synchrotron Radiation (SR). For many applications, it is important to know not only the basic SR characteristics, such as spectrum, flux per unit surface (intensity) or brightness, but also to be able t ...