Advanced Microscopy
... obscured, but in (b) the confocal contrast enhancement allows its display. Arrows indicate the weaker remitter. ...
... obscured, but in (b) the confocal contrast enhancement allows its display. Arrows indicate the weaker remitter. ...
An introduction to medical imaging with coherent terahertz
... To exploit the spatial and spectral information available, large amounts of data must be collected in the spatial and temporal domains. The volume of data depends on the desired resolutions in the temporal and spatial domains, hardware properties and many accompanying circumstantial factors. Among t ...
... To exploit the spatial and spectral information available, large amounts of data must be collected in the spatial and temporal domains. The volume of data depends on the desired resolutions in the temporal and spatial domains, hardware properties and many accompanying circumstantial factors. Among t ...
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... (paleoecology),14 the monitoring of pollution15 or environmental changes. In many of these applications it is important to have precise estimates of cell volume. This allows the calculation of the biomass with the help of an appropriate conversion factor.16 The biovolume is usually achieved using si ...
... (paleoecology),14 the monitoring of pollution15 or environmental changes. In many of these applications it is important to have precise estimates of cell volume. This allows the calculation of the biomass with the help of an appropriate conversion factor.16 The biovolume is usually achieved using si ...
Introduction to Adaptive Optics and Deformable
... mirrors to increase depth range, creating truer 3D. In vision applications, adaptive optics are used in robotic vision and surveillance cameras to provide real time or longdistance imaging. In microscopy, adaptive optics correct for aberrations in static lenses. Biomedical applications, including o ...
... mirrors to increase depth range, creating truer 3D. In vision applications, adaptive optics are used in robotic vision and surveillance cameras to provide real time or longdistance imaging. In microscopy, adaptive optics correct for aberrations in static lenses. Biomedical applications, including o ...
3-D Ultrahigh Resolution Optical Coherence Tomography with
... In order to correct the wave front aberrations of the eye, we must measure the aberrations at first. In reality, every refracting ocular surface generates aberrations, and they contribute differently to the overall quality of the retinal image. The monochromatic aberration of the complete eye, consi ...
... In order to correct the wave front aberrations of the eye, we must measure the aberrations at first. In reality, every refracting ocular surface generates aberrations, and they contribute differently to the overall quality of the retinal image. The monochromatic aberration of the complete eye, consi ...
Theory of confocal fluorescence imaging in the
... distributed confocal laser scanning microscope (CLSM) is its low duty cycle; the laser illuminates only one point at a time. In contrast, the conventional full-field microscope records the images much faster (no scanning is required) and is also more light efficient (no photons are rejected by a pin ...
... distributed confocal laser scanning microscope (CLSM) is its low duty cycle; the laser illuminates only one point at a time. In contrast, the conventional full-field microscope records the images much faster (no scanning is required) and is also more light efficient (no photons are rejected by a pin ...
Living specimen tomography by digital holographic
... (paleoecology),14 the monitoring of pollution15 or environmental changes. In many of these applications it is important to have precise estimates of cell volume. This allows the calculation of the biomass with the help of an appropriate conversion factor.16 The biovolume is usually achieved using si ...
... (paleoecology),14 the monitoring of pollution15 or environmental changes. In many of these applications it is important to have precise estimates of cell volume. This allows the calculation of the biomass with the help of an appropriate conversion factor.16 The biovolume is usually achieved using si ...
RECOMMENDATION ITU-R BT.1201- Extremely high resolution
... the point corresponding to the characteristics of the transmission and storage media, it is essential to develop a higher efficiency algorithm and a faster signal processing technology for encoding and decoding. Based on the studies of previous coding technology carried out by ITU-T, the Internation ...
... the point corresponding to the characteristics of the transmission and storage media, it is essential to develop a higher efficiency algorithm and a faster signal processing technology for encoding and decoding. Based on the studies of previous coding technology carried out by ITU-T, the Internation ...
Optics in Confocal Microscopy
... highest powers, the correct thickness of coverslip must be used. Coverslips of number 1 1/2 are often nearly correct, but should be checked with a micrometer. They are often thicker at one side than another. For 40x dry lenses, an error of 10 m in coverslip thickness from the standard 0.17 mm gives ...
... highest powers, the correct thickness of coverslip must be used. Coverslips of number 1 1/2 are often nearly correct, but should be checked with a micrometer. They are often thicker at one side than another. For 40x dry lenses, an error of 10 m in coverslip thickness from the standard 0.17 mm gives ...
After referees Review article final_FINAL3
... 25µm thick section of rat brain tissue over a narrow spectral range (7-11µm). During the following two decades limited advances were made in infrared microscopy technology and it remained a highly specialised research technique with limited applications. Advances in computing during the 1980’s led t ...
... 25µm thick section of rat brain tissue over a narrow spectral range (7-11µm). During the following two decades limited advances were made in infrared microscopy technology and it remained a highly specialised research technique with limited applications. Advances in computing during the 1980’s led t ...
Introduction to Scanning Electron Microscopy (SEM)
... size of the specimen chamber and not by the lens. Second the variable working distance allows control over the depth of field and size of the imaged area. The immersion lens has a very short focal distance range of 2 to 5 mm. A small specimen is placed directly inside the lens gap. Because lens aber ...
... size of the specimen chamber and not by the lens. Second the variable working distance allows control over the depth of field and size of the imaged area. The immersion lens has a very short focal distance range of 2 to 5 mm. A small specimen is placed directly inside the lens gap. Because lens aber ...
2 Modeling and Design of Lens Systems
... Sketch: Imaging with a stop at F’ symmetrical cone around the ray parallel to the optical axis! this is true for each object point! Property: object side telecentric This property of the optical system is useful e.g. for measurement tasks: if the image plane is fixed at the position O’ a cha ...
... Sketch: Imaging with a stop at F’ symmetrical cone around the ray parallel to the optical axis! this is true for each object point! Property: object side telecentric This property of the optical system is useful e.g. for measurement tasks: if the image plane is fixed at the position O’ a cha ...
Large-scale, white-light, transformation optics using integral imaging
... (Some figures may appear in colour only in the online journal) realised using these ideas, including cloaking [5]. The sheets are pixellated, introducing discontinuities into transmitted wave fronts, apparently (but not actually) circumventing the limitations of ray optics due to theorems derived for ...
... (Some figures may appear in colour only in the online journal) realised using these ideas, including cloaking [5]. The sheets are pixellated, introducing discontinuities into transmitted wave fronts, apparently (but not actually) circumventing the limitations of ray optics due to theorems derived for ...
SPIE2005 5754-12-b
... suitable dopants to fused silica can be identified which do not adversely impact the absorption, mechanical, thermal, or chemical properties of the material. A 10% increase in refractive index may allow for values up to 1.72. No suitable additives have been identified at this time however. Another a ...
... suitable dopants to fused silica can be identified which do not adversely impact the absorption, mechanical, thermal, or chemical properties of the material. A 10% increase in refractive index may allow for values up to 1.72. No suitable additives have been identified at this time however. Another a ...
Optical coherence tomography (OCT): a review
... several studies [9], [12], [26], [27] to measure the locations and reflectivities of tissue layers in a manner analogous to pulseinterpreted as a reflectivity echo ultrasound, with profile analogous to an A-mode ultrasound scan. It follows determines the axial from (9) that the spatial extent of wid ...
... several studies [9], [12], [26], [27] to measure the locations and reflectivities of tissue layers in a manner analogous to pulseinterpreted as a reflectivity echo ultrasound, with profile analogous to an A-mode ultrasound scan. It follows determines the axial from (9) that the spatial extent of wid ...
Reflection-mode scanning near-field optical microscopy: Influence
... Many advances have been made in the area of scanning near-field optical microscopy ~SNOM! over the past decade.1–3 The principle of this technique is to scan a subwavelength sized light source above a sample at a height of a few nm. By collecting the light transmitted through the sample or reflected ...
... Many advances have been made in the area of scanning near-field optical microscopy ~SNOM! over the past decade.1–3 The principle of this technique is to scan a subwavelength sized light source above a sample at a height of a few nm. By collecting the light transmitted through the sample or reflected ...
Improving fluorescence detection in lab on chip devices
... detection platforms, fluorescence is the workhorse—the most inexpensive and the most widely used. Fluorescence detection has many advantages. It uses small, well-characterized and generally non-perturbative labels that are amenable to conventional linking chemistries and available in a wide range of ...
... detection platforms, fluorescence is the workhorse—the most inexpensive and the most widely used. Fluorescence detection has many advantages. It uses small, well-characterized and generally non-perturbative labels that are amenable to conventional linking chemistries and available in a wide range of ...
Principles, Instrumentation, and Applications of Infrared Multispectral
... developed for military applications and surveillance and have only become commercially available recently. Furthermore, they are based on technology that is relatively less developed than that for UV and visible cameras. However, as demands for these FPAs increase concomitantly with recent advances ...
... developed for military applications and surveillance and have only become commercially available recently. Furthermore, they are based on technology that is relatively less developed than that for UV and visible cameras. However, as demands for these FPAs increase concomitantly with recent advances ...
Contactless visible light probing for nanoscale ICs through 10 μm
... penetration depth of visible light is only a few μm. This challenges device preparation and integrity. Our approach makes use of confocal microscopy suppressing back surface reflection and thus relaxing the preparation requirements to around 10 μm. Second, only solid immersion lenses (SIL) enable na ...
... penetration depth of visible light is only a few μm. This challenges device preparation and integrity. Our approach makes use of confocal microscopy suppressing back surface reflection and thus relaxing the preparation requirements to around 10 μm. Second, only solid immersion lenses (SIL) enable na ...
Near-resonant spatial images of confined Bose-Einstein condensates in a 4-Dee... Lene Vestergaard Hau, B. D. Busch, Chien Liu,
... In this Rapid Communication we are concerned with demonstrating that detailed quantitative spatial information for condensates in the trap can be obtained by near-resonant absorption imaging. A few images of trapped condensates have been reported in the literature, but we are not aware of any demons ...
... In this Rapid Communication we are concerned with demonstrating that detailed quantitative spatial information for condensates in the trap can be obtained by near-resonant absorption imaging. A few images of trapped condensates have been reported in the literature, but we are not aware of any demons ...
Recent advances in diffuse optical imaging
... away from the pursuit of high (∼ mm) spatial resolution and towards functional imaging. It is widely appreciated that diffuse optical imaging can never compete in terms of spatial resolution with anatomical imaging techniques (e.g. x-radiography, ultrasound and magnetic resonance imaging (MRI)), but ...
... away from the pursuit of high (∼ mm) spatial resolution and towards functional imaging. It is widely appreciated that diffuse optical imaging can never compete in terms of spatial resolution with anatomical imaging techniques (e.g. x-radiography, ultrasound and magnetic resonance imaging (MRI)), but ...
Diffraction-managed superlensing using metallodielectric heterostructures
... entrance surface of the diffraction-managed superlens. Thus the deep-subwavelength wave field in the input is diffracted inside the first multilayered medium; subsequently it is compressed in the transverse direction as it propagates along the GaP superlattice. The output magnetic field consists of a str ...
... entrance surface of the diffraction-managed superlens. Thus the deep-subwavelength wave field in the input is diffracted inside the first multilayered medium; subsequently it is compressed in the transverse direction as it propagates along the GaP superlattice. The output magnetic field consists of a str ...
Modeling, Simulation and Application of the Probe Beam Deflection
... • Light enters a scattering medium (Ex. Tissue Phantom) where a portion of the energy is absorbed by the tissue in the form of heat, this produces thermal expansion. • If the temperature increase inside the phantom occurs at a faster rate then the thermal relaxation time of the tissue, an acoustic w ...
... • Light enters a scattering medium (Ex. Tissue Phantom) where a portion of the energy is absorbed by the tissue in the form of heat, this produces thermal expansion. • If the temperature increase inside the phantom occurs at a faster rate then the thermal relaxation time of the tissue, an acoustic w ...