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  • Off-Axis Parabolic Mirrors, Protected Gold Coating

    2019-12-4 · Thorlabs' Off-Axis Parabolic (OAP) Mirrors are mirrors whose reflective surfaces are segments of a parent paraboloid. They achromatically focus a collimated beam or collimate a divergent source, and their off-axis design separates the focal point …

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  • Off-Axis Parabolic Mirrors, Unprotected Gold Coating

    2019-12-4 · Parabolic vs. Off-Axis Parabolic Mirrors The reflective surface of an OAP mirror is a section of the parent parabola that is not centered on the parent's optical axis (Figure 1). A conventional parabolic mirror is illustrated in Figure 2. The optical axis of an OAP mirror is parallel to, but displaced from the optical axis of the parent parabola.

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  • Off-Axis Parabolic Mirrors with Through Holes,

    2019-12-4 · As with the rest of our off-axis parabolas, these mirrors are segments of a parent parabolic mirror. They achromatically focus a collimated beam, and their all-reflective design eliminates phase delays and absorption losses introduced by transmissive optics and makes them well suited for use with femtosecond pulsed lasers.. The angle between the focused beam and the collimated beam (off-axis ...

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  • Off-Axis Parabolic Mirrors, Acute Angles, Protected

    2019-12-4 · Thorlabs' Off-Axis Parabolic (OAP) Mirrors are mirrors whose reflective surfaces are segments of a parent parabolic mirror. They achromatically focus a collimated beam or collimate a broadband divergent source, and their off-axis design spatially separates the focal point from the rest of …

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  • Concave Mirrors: Protected Silver (450 nm - 20 µm)

    2020-10-20 · Thorlabs' Protected Silver-Coated Concave Mirrors are designed for light collection, imaging, and focusing applications. These reflective optics focus light without chromatic aberration, making them especially suitable for broadband sources. These mirrors consist of a silver …

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  • Parabolic Mirrors Manufacturer, Off Axis Parabolic

    Parabolic mirrors are typically designed as a segment of a larger parabola, manufactured from a metal substrate such as aluminum and coated in either enhanced aluminum, silver or gold as a standard. These mirrors focus light similar to a concave mirror with the significant exception being that the off-axis parabolic design redirects the ...

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  • Metal-Coated Concave Cylindrical Mirrors

    Thorlabs' Metal-Coated Concave Cylindrical Mirrors are designed to focus light in one dimension. These reflective optics focus light without introducing chromatic aberration, making them especially suitable for broadband sources. Since these mirrors do not exhibit dispersive effects, they are prefer

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    Optical Mirrors Thorlabs’ optical mirrors are available for use with light in the UV, VIS, and IR spectral regions. Optical mirrors with a metallic coating have high reflectivity over the widest spectral region, whereas mirrors with a broadband dielectric coating have a narrower spectral range of operation; the average reflectivity throughout the specified region is greater than 99%.

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    2019-9-26 · Precision and mirror micro-grinding of micro-lens array on macro-freeform glass substrate for micro-photovoltaic performances 87-96 5-8 South China Univ Technol, Sch Mech & Automot Engn, Guangzhou, Guangdong, Peoples R China Review Luo, Shuzhen^Zhu

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    Application of solid-immersion lens technology to optical storage (Abstract Only) Author(s): Gordon R. Knight Show Abstract

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    Devices with a gate-to-drain spacing L GD of 20 µm achieved an off-state breakdown voltage V BR of 1400 V and an on-state resistance R on of 22 mΩ cm 2. This is the highest V BR achieved so far for gold-free AlGaN/GaN MOS-HEMTs. In addition, high on/off current ratio I on /I off of ~10 9 and low gate leakage current I G of ~10-11 A/mm were ...

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    SMILE: a joint ESA/CAS mission to investigate the interaction between the solar wind and Earth's magnetosphere Author(s): Walfried Raab; Graziella Branduardi-Raymont; Chi Wang; Lei Dai; Eric Donovan; Greg Enno; Philippe Escoubet; Andrew Holland; Li Jing; Dhiren Kataria; Lei Li; Andy Read; Denis Rebuffat; Jens Romstedt; Chris Runciman; Steve Sembay; Emma Spanswick; Jon Sykes; …

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    2016-10-21 · off-axis of the parabolic focusing mirrors for the two-beam system have been defined. All 24 mirrors are identical. Substrate drawings for the new turning, fold-ing, and focusing mirrors have been completed and approved. The concept of a beam-pointing target-insertion sequence has been developed, which

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    Application of solid-immersion lens technology to optical storage (Abstract Only) Author(s): Gordon R. Knight Show Abstract

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  • Abstracts - 2019 - Basic & Clinical Pharmacology

    The silver content in PMA/AgNPs was selected in the way that when a film was placed with a conditional volume of 100 % in a growth medium the silver concentration was 5 μmol. Antibacterial activity against Staphylococcus aureus and Listeria monocytogenes was evaluated by the method of Christensen in a modification using crystal violet, through ...

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    Chapter 6 deals with the Fourier transformable and image formable properties of a lens using Fourier optics. These properties of a lens are abundantly used in optical signal processing appearing in Chap. 11. Chapter 7 explains the principle of the fast Fourier transform (FFT).

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    2020-9-10 · Atrophic areas in general are better seen when the lens is cataractous because the opaque lens reflects more light than a normal one (Fig. 317). The frequency of iris atrophy, associated with ordinary senile opacifications of the lens, comparable in a way to the findings in the syndrome of heterochromic iridis (Fuchs), is well known.

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  • Book - Biomicroscopy of the eye 2 - Embryology

    2020-9-10 · Atrophic areas in general are better seen when the lens is cataractous because the opaque lens reflects more light than a normal one (Fig. 317). The frequency of iris atrophy, associated with ordinary senile opacifications of the lens, comparable in a way to the findings in the syndrome of heterochromic iridis (Fuchs), is well known.

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    AI is also transforming the research agenda within Finance, where researchers are exploring the potential of AI and machine learning in evaluating banking risks and in new, emerging aspects of FinTech. Explore some of this Open Access research from Computer & Information Sciences, Aerospace Centre of Excellence and Finance.

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  • Engineering Optics [4th ed.] 9783319692500 ...

    Chapter 6 deals with the Fourier transformable and image formable properties of a lens using Fourier optics. These properties of a lens are abundantly used in optical signal processing appearing in Chap. 11. Chapter 7 explains the principle of the fast Fourier transform (FFT).

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    Obviously, structural relaxation is occurred when the distance between two gold surfaces is below 1 nm. Taking the structural relaxation into an account, we confirm that the barrier height is reduced at close proximity of two gold (111) surfaces. [Preview Abstract] Monday, March 16, 2009 3:54PM - 4:06PM

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