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MARC Lista (tabellare)
Adaptive optics for biological imaging / / edited by Joel A Kubby
Adaptive optics for biological imaging / / edited by Joel A Kubby
Edizione [1st edition]
Pubbl/distr/stampa Boca Raton : , : Taylor & Francis, , 2013
Descrizione fisica 1 online resource (374 p.)
Disciplina 570.28/2
Altri autori (Persone) KubbyJoel A
Soggetto topico Microscopy
Optics, Adaptive
Soggetto genere / forma Electronic books.
ISBN 0-429-19373-4
1-4398-5019-4
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto section I. Principles -- section II. Methods -- section III. Applications.
Record Nr. UNINA-9910463249103321
Boca Raton : , : Taylor & Francis, , 2013
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Adaptive optics for biological imaging / / edited by Joel A Kubby
Adaptive optics for biological imaging / / edited by Joel A Kubby
Edizione [1st edition]
Pubbl/distr/stampa Boca Raton : , : Taylor & Francis, , 2013
Descrizione fisica 1 online resource (374 p.)
Disciplina 570.28/2
Altri autori (Persone) KubbyJoel A
Soggetto topico Microscopy
Optics, Adaptive
ISBN 0-429-19373-4
1-4398-5019-4
Classificazione TEC019000TEC059000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto section I. Principles -- section II. Methods -- section III. Applications.
Record Nr. UNINA-9910786959403321
Boca Raton : , : Taylor & Francis, , 2013
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Adaptive optics for vision science [[electronic resource] ] : principles, practices, design, and applications / / edited by Jason Porter ... [et al.]
Adaptive optics for vision science [[electronic resource] ] : principles, practices, design, and applications / / edited by Jason Porter ... [et al.]
Pubbl/distr/stampa Hoboken, NJ, : Wiley-Interscience, c2006
Descrizione fisica 1 online resource (624 p.)
Disciplina 621.36
621.369
Altri autori (Persone) PorterJason
Collana Wiley series in microwave and optical engineering
Soggetto topico Optics, Adaptive
Soggetto genere / forma Electronic books.
ISBN 1-280-51754-9
9786610517541
0-470-36040-2
0-471-91464-9
0-471-91487-8
1-60119-091-3
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Adaptive Optics for Vision Science; Contents; FOREWORD; ACKNOWLEDGMENTS; CONTRIBUTORS; PART ONE INTRODUCTION; 1 Development of Adaptive Optics in Vision Science and Ophthalmology; 1.1 Brief History of Aberration Correction in the Human Eye; 1.1.1 Vision Correction; 1.1.2 Retinal Imaging; 1.2 Applications of Ocular Adaptive Optics; 1.2.1 Vision Correction; 1.2.2 Retinal Imaging; PART TWO WAVEFRONT MEASUREMENT AND CORRECTION; 2 Aberration Structure of the Human Eye; 2.1 Introduction; 2.2 Location of Monochromatic Aberrations Within the Eye
2.3 Temporal Properties of Aberrations: Accommodation and Aging2.3.1 Effect of Accommodation on Aberrations and Their Correction; 2.3.2 Aging and Aberrations; 2.4 Chromatic Aberrations; 2.4.1 Longitudinal Chromatic Aberration; 2.4.2 Transverse Chromatic Aberration; 2.4.3 Interaction Between Monochromatic and Chromatic Aberrations; 2.5 Off-Axis Aberrations; 2.5.1 Peripheral Refraction; 2.5.2 Monochromatic and Chromatic Off-Axis Aberrations; 2.5.3 Monochromatic Image Quality and Correction of Off-Axis Aberrations; 2.6 Statistics of Aberrations in Normal Populations
2.7 Effects of Polarization and Scatter2.7.1 Impact of Polarization on the Ocular Aberrations; 2.7.2 Intraocular Scatter; 3 Wavefront Sensing and Diagnostic Uses; 3.1 Wavefront Sensors for the Eye; 3.1.1 Spatially Resolved Refractometer; 3.1.2 Laser Ray Tracing; 3.1.3 Shack-Hartmann Wavefront Sensor; 3.2 Optimizing a Shack-Hartmann Wavefront Sensor; 3.2.1 Number of Lenslets Versus Number of Zernike Coefficients; 3.2.2 Trade-off Between Dynamic Range and Measurement Sensitivity; 3.2.3 Focal Length of the Lenslet Array
3.2.4 Increasing the Dynamic Range of a Wavefront Sensor Without Losing Measurement Sensitivity3.3 Calibration of a Wavefront Sensor; 3.3.1 Reconstruction Algorithm; 3.3.2 System Aberrations; 3.4 Summary; 4 Wavefront Correctors for Vision Science; 4.1 Introduction; 4.2 Principal Components of an AO System; 4.3 Wavefront Correctors; 4.4 Wavefront Correctors Used in Vision Science; 4.4.1 Macroscopic Discrete Actuator Deformable Mirrors; 4.4.2 Liquid Crystal Spatial Light Modulators; 4.4.3 Bimorph Mirrors; 4.4.4 Microelectromechanical Systems
4.5 Performance Predictions for Various Types of Wavefront Correctors4.5.1 Description of Two Large Populations; 4.5.2 Required Corrector Stroke; 4.5.3 Discrete Actuator Deformable Mirrors; 4.5.4 Piston-Only Segmented Mirrors; 4.5.5 Piston/Tip/Tilt Segmented Mirrors; 4.5.6 Membrane and Bimorph Mirrors; 4.6 Summary and Conclusion; 5 Control Algorithms; 5.1 Introduction; 5.2 Configuration of Lenslets and Actuators; 5.3 Influence Function Measurement; 5.4 Spatial Control Command of the Wavefront Corrector; 5.4.1 Control Matrix for the Direct Slope Algorithm; 5.4.2 Modal Wavefront Correction
5.4.3 Wave Aberration Generator
Record Nr. UNINA-9910142431903321
Hoboken, NJ, : Wiley-Interscience, c2006
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Adaptive optics for vision science : principles, practices, design, and applications / edited by Jason Porter ... [et al.]
Adaptive optics for vision science : principles, practices, design, and applications / edited by Jason Porter ... [et al.]
Pubbl/distr/stampa Hoboken, NJ : Wiley-Interscience, c2006
Descrizione fisica xxv, 591 p., [4] p. of plates : ill. (some col.) ; 25 cm
Disciplina 621.369
Altri autori (Persone) Porter, Jason
Collana Wiley series in microwave and optical engineering
Soggetto topico Optics, Adaptive
ISBN 0471679410
Classificazione LC TA1520
53.2.4
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNISALENTO-991002167299707536
Hoboken, NJ : Wiley-Interscience, c2006
Materiale a stampa
Lo trovi qui: Univ. del Salento
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Adaptive optics for vision science [[electronic resource] ] : principles, practices, design, and applications / / edited by Jason Porter ... [et al.]
Adaptive optics for vision science [[electronic resource] ] : principles, practices, design, and applications / / edited by Jason Porter ... [et al.]
Pubbl/distr/stampa Hoboken, NJ, : Wiley-Interscience, c2006
Descrizione fisica 1 online resource (624 p.)
Disciplina 621.36
621.369
Altri autori (Persone) PorterJason
Collana Wiley series in microwave and optical engineering
Soggetto topico Optics, Adaptive
ISBN 1-280-51754-9
9786610517541
0-470-36040-2
0-471-91464-9
0-471-91487-8
1-60119-091-3
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Adaptive Optics for Vision Science; Contents; FOREWORD; ACKNOWLEDGMENTS; CONTRIBUTORS; PART ONE INTRODUCTION; 1 Development of Adaptive Optics in Vision Science and Ophthalmology; 1.1 Brief History of Aberration Correction in the Human Eye; 1.1.1 Vision Correction; 1.1.2 Retinal Imaging; 1.2 Applications of Ocular Adaptive Optics; 1.2.1 Vision Correction; 1.2.2 Retinal Imaging; PART TWO WAVEFRONT MEASUREMENT AND CORRECTION; 2 Aberration Structure of the Human Eye; 2.1 Introduction; 2.2 Location of Monochromatic Aberrations Within the Eye
2.3 Temporal Properties of Aberrations: Accommodation and Aging2.3.1 Effect of Accommodation on Aberrations and Their Correction; 2.3.2 Aging and Aberrations; 2.4 Chromatic Aberrations; 2.4.1 Longitudinal Chromatic Aberration; 2.4.2 Transverse Chromatic Aberration; 2.4.3 Interaction Between Monochromatic and Chromatic Aberrations; 2.5 Off-Axis Aberrations; 2.5.1 Peripheral Refraction; 2.5.2 Monochromatic and Chromatic Off-Axis Aberrations; 2.5.3 Monochromatic Image Quality and Correction of Off-Axis Aberrations; 2.6 Statistics of Aberrations in Normal Populations
2.7 Effects of Polarization and Scatter2.7.1 Impact of Polarization on the Ocular Aberrations; 2.7.2 Intraocular Scatter; 3 Wavefront Sensing and Diagnostic Uses; 3.1 Wavefront Sensors for the Eye; 3.1.1 Spatially Resolved Refractometer; 3.1.2 Laser Ray Tracing; 3.1.3 Shack-Hartmann Wavefront Sensor; 3.2 Optimizing a Shack-Hartmann Wavefront Sensor; 3.2.1 Number of Lenslets Versus Number of Zernike Coefficients; 3.2.2 Trade-off Between Dynamic Range and Measurement Sensitivity; 3.2.3 Focal Length of the Lenslet Array
3.2.4 Increasing the Dynamic Range of a Wavefront Sensor Without Losing Measurement Sensitivity3.3 Calibration of a Wavefront Sensor; 3.3.1 Reconstruction Algorithm; 3.3.2 System Aberrations; 3.4 Summary; 4 Wavefront Correctors for Vision Science; 4.1 Introduction; 4.2 Principal Components of an AO System; 4.3 Wavefront Correctors; 4.4 Wavefront Correctors Used in Vision Science; 4.4.1 Macroscopic Discrete Actuator Deformable Mirrors; 4.4.2 Liquid Crystal Spatial Light Modulators; 4.4.3 Bimorph Mirrors; 4.4.4 Microelectromechanical Systems
4.5 Performance Predictions for Various Types of Wavefront Correctors4.5.1 Description of Two Large Populations; 4.5.2 Required Corrector Stroke; 4.5.3 Discrete Actuator Deformable Mirrors; 4.5.4 Piston-Only Segmented Mirrors; 4.5.5 Piston/Tip/Tilt Segmented Mirrors; 4.5.6 Membrane and Bimorph Mirrors; 4.6 Summary and Conclusion; 5 Control Algorithms; 5.1 Introduction; 5.2 Configuration of Lenslets and Actuators; 5.3 Influence Function Measurement; 5.4 Spatial Control Command of the Wavefront Corrector; 5.4.1 Control Matrix for the Direct Slope Algorithm; 5.4.2 Modal Wavefront Correction
5.4.3 Wave Aberration Generator
Record Nr. UNINA-9910829863203321
Hoboken, NJ, : Wiley-Interscience, c2006
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Adaptive optics for vision science : principles, practices, design, and applications / / edited by Jason Porter ... [et al.]
Adaptive optics for vision science : principles, practices, design, and applications / / edited by Jason Porter ... [et al.]
Pubbl/distr/stampa Hoboken, NJ, : Wiley-Interscience, c2006
Descrizione fisica 1 online resource (624 p.)
Disciplina 621.36/9
Altri autori (Persone) PorterJason
Collana Wiley series in microwave and optical engineering
Soggetto topico Optics, Adaptive
ISBN 9786610517541
9781280517549
1280517549
9780470360408
0470360402
9780471914648
0471914649
9780471914877
0471914878
9781601190918
1601190913
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Adaptive Optics for Vision Science; Contents; FOREWORD; ACKNOWLEDGMENTS; CONTRIBUTORS; PART ONE INTRODUCTION; 1 Development of Adaptive Optics in Vision Science and Ophthalmology; 1.1 Brief History of Aberration Correction in the Human Eye; 1.1.1 Vision Correction; 1.1.2 Retinal Imaging; 1.2 Applications of Ocular Adaptive Optics; 1.2.1 Vision Correction; 1.2.2 Retinal Imaging; PART TWO WAVEFRONT MEASUREMENT AND CORRECTION; 2 Aberration Structure of the Human Eye; 2.1 Introduction; 2.2 Location of Monochromatic Aberrations Within the Eye
2.3 Temporal Properties of Aberrations: Accommodation and Aging2.3.1 Effect of Accommodation on Aberrations and Their Correction; 2.3.2 Aging and Aberrations; 2.4 Chromatic Aberrations; 2.4.1 Longitudinal Chromatic Aberration; 2.4.2 Transverse Chromatic Aberration; 2.4.3 Interaction Between Monochromatic and Chromatic Aberrations; 2.5 Off-Axis Aberrations; 2.5.1 Peripheral Refraction; 2.5.2 Monochromatic and Chromatic Off-Axis Aberrations; 2.5.3 Monochromatic Image Quality and Correction of Off-Axis Aberrations; 2.6 Statistics of Aberrations in Normal Populations
2.7 Effects of Polarization and Scatter2.7.1 Impact of Polarization on the Ocular Aberrations; 2.7.2 Intraocular Scatter; 3 Wavefront Sensing and Diagnostic Uses; 3.1 Wavefront Sensors for the Eye; 3.1.1 Spatially Resolved Refractometer; 3.1.2 Laser Ray Tracing; 3.1.3 Shack-Hartmann Wavefront Sensor; 3.2 Optimizing a Shack-Hartmann Wavefront Sensor; 3.2.1 Number of Lenslets Versus Number of Zernike Coefficients; 3.2.2 Trade-off Between Dynamic Range and Measurement Sensitivity; 3.2.3 Focal Length of the Lenslet Array
3.2.4 Increasing the Dynamic Range of a Wavefront Sensor Without Losing Measurement Sensitivity3.3 Calibration of a Wavefront Sensor; 3.3.1 Reconstruction Algorithm; 3.3.2 System Aberrations; 3.4 Summary; 4 Wavefront Correctors for Vision Science; 4.1 Introduction; 4.2 Principal Components of an AO System; 4.3 Wavefront Correctors; 4.4 Wavefront Correctors Used in Vision Science; 4.4.1 Macroscopic Discrete Actuator Deformable Mirrors; 4.4.2 Liquid Crystal Spatial Light Modulators; 4.4.3 Bimorph Mirrors; 4.4.4 Microelectromechanical Systems
4.5 Performance Predictions for Various Types of Wavefront Correctors4.5.1 Description of Two Large Populations; 4.5.2 Required Corrector Stroke; 4.5.3 Discrete Actuator Deformable Mirrors; 4.5.4 Piston-Only Segmented Mirrors; 4.5.5 Piston/Tip/Tilt Segmented Mirrors; 4.5.6 Membrane and Bimorph Mirrors; 4.6 Summary and Conclusion; 5 Control Algorithms; 5.1 Introduction; 5.2 Configuration of Lenslets and Actuators; 5.3 Influence Function Measurement; 5.4 Spatial Control Command of the Wavefront Corrector; 5.4.1 Control Matrix for the Direct Slope Algorithm; 5.4.2 Modal Wavefront Correction
5.4.3 Wave Aberration Generator
Record Nr. UNINA-9911018818603321
Hoboken, NJ, : Wiley-Interscience, c2006
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Adaptive Optics Progress / / edited by Robert K. Tyson
Adaptive Optics Progress / / edited by Robert K. Tyson
Pubbl/distr/stampa Rijeka : , : InTech, , 2013
Descrizione fisica 1 online resource (ix, 230 pages) : illustrations
Disciplina 621.369
Soggetto topico Optics, Adaptive
ISBN 953-51-5023-5
953-51-0894-8
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910136343003321
Rijeka : , : InTech, , 2013
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Adaptive optics theory and its application in optical wireless communication / / Xizheng Ke and Pengfei Wu
Adaptive optics theory and its application in optical wireless communication / / Xizheng Ke and Pengfei Wu
Autore Ke Xizheng
Pubbl/distr/stampa Beijing ; ; Singapore : , : Science Press : , : Springer, , [2022]
Descrizione fisica 1 online resource (387 pages)
Disciplina 621.3827
Collana Optical wireless communication theory and technology
Soggetto topico Optical communications
Optics, Adaptive
Wireless communication systems
ISBN 981-16-7901-0
981-16-7900-2
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Intro -- Preface -- Introduction -- Contents -- 1 Introduction -- 1.1 Wireless Optical Coherent Communication Research Status -- 1.1.1 Research Status in the United States -- 1.1.2 Research Status in Europe -- 1.1.3 Research Status of Japan -- 1.1.4 Research Status of China -- 1.2 Adaptive Optics -- 1.2.1 International Research Progress in Adaptive Optics -- 1.2.2 Chinese Research Progress in Adaptive Optics -- 1.2.3 Adaptive Optics Development Trends -- References -- 2 Coherent Optical Communication -- 2.1 Basic Principles of Coherent Optical Communication -- 2.1.1 Fundamentals -- 2.1.2 Homodyne Detection -- 2.1.3 Heterodyne Detection -- 2.1.4 Detection of an Amplitude Modulated Signal -- 2.1.5 Dual-Channel Balanced Detection -- 2.2 Coherent Modulation and Demodulation -- 2.2.1 Optical Modulation -- 2.2.2 Coherent Demodulation -- 2.2.3 System Performance -- 2.3 Factors Affecting Detection Sensitivity -- 2.3.1 Phase Noise -- 2.3.2 Intensity Noise -- 2.3.3 Polarization Noise -- 2.3.4 Key Technologies of Coherent Optical Communication Systems -- 2.4 Spatial Phase Conditions for Optical Heterodyne Detection -- 2.4.1 Spatial Phase Difference Conditions -- 2.4.2 Frequency Conditions -- 2.4.3 Polarization Conditions -- 2.5 Summary and Outlook -- References -- 3 Adaptive Control of Wavefront Distortion -- 3.1 The Basic Principle of Coherent Optical Communication -- 3.2 Adaptive Optics Technology -- 3.2.1 Basic Principles -- 3.2.2 Wavefront Sensor -- 3.2.3 Wavefront Corrector -- 3.2.4 Wavefront Distortion Correction Principle -- 3.2.5 Beam Quality Evaluation Index -- 3.3 Wavefront Correction Algorithm of a Double Deformable Mirror -- 3.3.1 Wavefront Distortion Caused by Atmospheric Turbulence -- 3.3.2 Numerical Analysis of Wavefront Distortion -- 3.3.3 Experiment on Adaptive Control of Wavefront Distortion of Pendulum Mirror and Deformable Mirror.
3.4 Wavefront Distortion Predictive Control -- 3.4.1 Adaptive Optics Model -- 3.4.2 Subspace System Identification -- 3.4.3 Predictive Control Experiment of Wavefront Distortion -- 3.5 System Error Analysis and Suppression -- 3.5.1 Error Analysis of Adaptive Optics System -- 3.5.2 Method of Restraining System Error -- 3.5.3 Comparison of Error Suppression Methods -- 3.6 Adaptive Control of Wavefront Distortion -- 3.6.1 PI Control Algorithm -- 3.6.2 Closed-Loop Control Parameter Adjustment -- 3.7 System Calibration -- 3.7.1 System Composition -- 3.7.2 Push-Pull Calibration -- 3.7.3 Hadamard Matrix Calibration -- 3.8 Closed-Loop -- 3.8.1 Closed-Loop Algorithm -- 3.8.2 Closed-Loop Bandwidth -- References -- 4 Adaptive Optics Calibration Methods -- 4.1 Proportional Integral Algorithm -- 4.1.1 System Response Matrix Calibration -- 4.1.2 Control Principles of PI Algorithm based on Direct Slope Method -- 4.1.3 Control Principles of Iterative Algorithm -- 4.2 Influence of Parameters on PI and Iterative Algorithms -- 4.2.1 PI Control Algorithm Parameters -- 4.2.2 G-S Algorithm Parameters -- 4.2.3 ILC Algorithm Parameters -- 4.2.4 Comparing the PI and Iterative Algorithms -- 4.2.5 Algorithm Operation Volume Analysis -- 4.3 Coherent Optical Communication Wave Front Correction Experiment -- 4.3.1 Analysis of the Closed-Loop Control Effect of the Wave Front Controller -- 4.3.2 Influence of AO Closed Loop Correction on Wave Front PV and Wave Front Root Mean Square -- 4.3.3 Influence of AO Closed-Loop Correction on Coupling Effect and Intermediate Frequency Signal -- References -- 5 Dual Fuzzy Adaptive Proportional Integral Derivative (PID) Control -- 5.1 Dual Fuzzy Adaptive PID Control Principle Based on the Direct Slope Method -- 5.2 Influence of the Input and Output Domains on the Fuzzy Adaptive PID Algorithm -- 5.2.1 Control Voltage.
5.2.2 First Derivative of the Control Voltage -- 5.2.3 Output Domain -- 5.3 Fuzzy Control Experiment -- 5.3.1 Experimental Setup of the AO System -- 5.3.2 Iterative Control Algorithm Calibration Experiment -- 5.3.3 PID Control Algorithm Calibration Experiment -- References -- 6 Wave Front Correction Using the Stochastic Parallel Gradient Descent (SPGD) Algorithm -- 6.1 Wave Front Correction of Distorted Gaussian Beams Using the SPGD Algorithm -- 6.1.1 SPGD Algorithm -- 6.1.2 Optical Transmission Equation and Multiphase Screen Method -- 6.1.3 Simulation of Gaussian Beam Propagation in Atmospheric Turbulence -- 6.1.4 Wave Front Correction under Different Turbulence Intensities -- 6.1.5 Performance Improvement of Coherent Optical Communication System Using AO -- 6.2 Wave Front Distortion Correction Experiment Using the SPGD Algorithm -- 6.2.1 Correction of Static Wave Front Distortion -- 6.2.2 Wave Front Correction of a Heterodyne Detection Coherent Optical Communication System Using the SPGD Algorithm -- References -- 7 Wave Front Distortion Correction Using Deformable Mirror Eigenmode Method -- 7.1 Deformable Mirror Method -- 7.1.1 System Functions -- 7.1.2 Correction Factor -- 7.1.3 Deformable Mirror Intrinsic Mode -- 7.2 Simulating Wave Front Correction Using the Eigenmode Method -- 7.2.1 Calibration Process and Method -- 7.2.2 Deformable Mirror Modeling and Its Eigenmode -- 7.3 Wave Front Correction Simulation Using the Deformable Mirror Eigenmode Method -- 7.3.1 Influence of Turbulence Intensity -- 7.3.2 Fast Stable Convergence -- 7.3.3 Comparison of Different Correction Algorithms -- 7.4 Deformable Mirror Eigenmode Method -- 7.4.1 The Deformable Mirror Influence Function and Its Eigenmode -- 7.4.2 Static Aberration Correction Experiment -- 7.4.3 Field Experiment -- References.
8 Vortex Beam Wave Front Correction Without Using a Wave Front Detector -- 8.1 Vortex Beam Propagation Characteristics Through Atmospheric Turbulence -- 8.1.1 Laguerre-Gaussian (LG) Beam -- 8.1.2 Vortex Beam Transmission Through Atmospheric Turbulence -- 8.1.3 Orbital Angular Momentum (OAM) of the Vortex Beam -- 8.2 Wave Front Correction Using the Phase Difference Method -- 8.2.1 Principles of Wave Front Correction Using the Phase Difference Method -- 8.2.2 Numerical Simulation of Vortex Beam Correction Using the Phase Difference Method -- 8.2.3 Convergence Analysis of the Phase Distribution Algorithm -- 8.3 Vortex Beam Correction Using the Gerchberg-Saxton (GS) Algorithm -- 8.3.1 Correction Principle -- 8.3.2 Simulation Results -- 8.4 Stochastic Parallel Gradient Descent (SPGD) Algorithm -- 8.5 Wave Front Distortion Correction Experiment Using the GS and SPGD Algorithms -- 8.5.1 GS Algorithm -- 8.5.2 SPGD Algorithm -- References -- 9 Liquid Crystal Adaptive Optics -- 9.1 Principles of Liquid Crystal Phase Modulation -- 9.1.1 Structure of a liquid crystal spatial light modulator (LC-SLM) -- 9.1.2 Principles of am LC-SLM -- 9.1.3 Wave Front Distortion Control Method -- 9.2 Phase Calibration Principles of LC-SLM -- 9.2.1 Interference Fringe Movement Method -- 9.2.2 Experimental Principle of the Interference Fringe Movement Method -- 9.3 Phase Calibration Experiment -- 9.3.1 Reflective LC-SLM Phase Calibration Experiment -- 9.3.2 Least Squares Fitting -- 9.4 Reflective LC-SLM Spatial Coherent Optical Communication Wave Front Correction System -- 9.4.1 Wave Front Correction Principle Using a Reflective LC-SLM -- 9.4.2 Basic Composition of the Wave Front Correction System -- 9.5 Principles of Wave Front Measurement -- 9.5.1 Static Wave Front Measurement Using the Transverse Shear Interferometer.
9.5.2 Shack-Hartmann Real-Time Wave Front Measurement Principle -- 9.6 Wave Front Reconstruction -- 9.6.1 Zernike Polynomial -- 9.6.2 Wave Front Reconstruction Using the Zernike Polynomial -- 9.7 Reflective LC-SLM Wave Front Correction Experiment -- 9.7.1 Static Wave Front Correction -- 9.7.2 Field Experiment -- References -- 10 Wave Front Variations of Gaussian Beams with Different Wavelengths Propagating in Atmospheric Turbulence -- 10.1 Beam Propagation in Turbulence -- 10.1.1 Wave Front Fluctuation Variance Corresponding to Different Wavelengths -- 10.1.2 Wave Front Fluctuation of Different Wavelength Beams -- 10.2 Dual Wavelength Adaptive Optics -- 10.2.1 Adaptive Optics (AO) -- 10.2.2 Influence of the Wave Front Sensor on Detection Performance -- 10.3 Influence of the Wave Front Corrector -- 10.3.1 Impact of System Bandwidth -- 10.3.2 Wave Front Correction Coefficient Corresponding to Wavelength -- 10.4 Numerical Simulation and Analysis -- 10.4.1 Numerical Simulation of Global Wave Front Variance -- 10.4.2 Wave Front Correlation -- 10.4.3 Wave Front Spatial Differences on the Receiving Aperture -- 10.4.4 Correction Status with Correction Factor -- 10.4.5 Wave Front Distortion Experiment Corresponding to Different Wavelengths -- References -- 11 Adaptive Control of Large Amplitude Wave Front Distortion and Tilt -- 11.1 Residual Correction of Large Amplitude Wave Front Distortion -- 11.1.1 Theoretical Analysis of Large Amplitude Wave Front Distortion -- 11.1.2 Simulation analysis of large amplitude wave front distortion -- 11.1.3 Experimental Study -- 11.2 Adaptive Optical Wave Front Distortion Correction Using Wave Front Tilt Correction -- 11.2.1 Theoretical wave Front Distortion in Atmospheric Turbulence -- 11.2.2 Wave Front Distortion Experiment in Atmospheric Turbulence -- References.
Record Nr. UNINA-9910743341603321
Ke Xizheng  
Beijing ; ; Singapore : , : Science Press : , : Springer, , [2022]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Introduction to adaptive lenses [[electronic resource] /] / Hongwen Ren, Shin-Tson Wu
Introduction to adaptive lenses [[electronic resource] /] / Hongwen Ren, Shin-Tson Wu
Autore Ren Hongwen <1964->
Edizione [1st edition]
Pubbl/distr/stampa Hoboken, N.J., : Wiley, 2012
Descrizione fisica 1 online resource (288 p.)
Disciplina 621.36
Altri autori (Persone) WuShin-Tson
Collana Wiley series in pure and applied optics
Soggetto topico Lenses
Optics, Adaptive
ISBN 1-280-58843-8
9786613618269
1-118-27007-X
1-118-27008-8
1-118-27005-3
Classificazione SCI053000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Introduction to Adaptive Lenses; Contents; Preface; 1. Optical Lens; 1.1. Introduction; 1.2. Conventional Lens; 1.2.1. Refraction of Light; 1.2.2. A Simple Lens; 1.2.3. A Compound Lens; Index; 1.3. Aberration and Resolution; 1.3.1. Paraxial Optics; 1.3.2. Aberration; 1.3.3. Resolution; 1.4. Merits and Demerits of Solid Lens; 1.5. Adaptive Optical Lenses; 1.5.1. Eye Structure; 1.5.2. Lens Character; 1.5.3. Performances; 1.5.4. The Eye-Inspired Lens; 1.6. Homework Problems; References; 2. Elastomeric Membrane Lens; 2.1. Polydimethylsiloxane (PDMS) Membrane; 2.1.1. PDMS Chemical Structure
2.1.2. Basic Material Properties 2.1.3. Optical Transmission; 2.1.4. Fabrication of PDMS Membrane; 2.2. Device Structure; 2.2.1. Requirements of the Liquid; 2.2.2. Surface Configuration; 2.2.3. PDMS Lens Cell Fabrication; 2.2.4. Performance Evaluation Method; 2.3. Actuators; 2.3.1. Syringe Pump; 2.3.2. Motor Pumps; 2.3.3. Piezoelectric Linear Actuator; 2.3.4. Artificial Muscles; 2.3.5. Voice Coil Actuator (VCA); 2.3.6. Other Liquid Lenses; 2.4. PDMS Microlens Array; 2.4.1. Device Configuration; 2.4.2. Fabrication Method; 2.4.3. Performance Evaluation; 2.5. Solid PDMS Lenses
2.5.1. Squeezing the Lens's Border 2.5.2. Elongating the Lens's Diameter; 2.6. Hybrid Lens System; 2.7. Summary and Technical Challenges; 2.8. Homework Problems; References; 3. Electrowetting Lens; 3.1. Introduction; 3.2. Surface Tension; 3.3. Contact Angle and Wetting; 3.4. Basic Theory of Electrowetting; 3.5. Droplet Deformation; 3.6. Electrowetting Lens; 3.6.1. Shape of Droplet Surface; 3.6.2. Focal Length Equation; 3.7. Tunable Electrowetting Lens; 3.8. Desired Properties of the Liquids; 3.9. Singlet Lens with Two Liquids; 3.9.1. Lens Cell 1; 3.9.2. Lens Cell 2; 3.10. Microlens Array
3.11. Remaining Challenges 3.12. Summary; 3.13. Homework Problems; References; 4. Dielectrophoretic Lens; 4.1. Introduction; 4.2. Dielectrophoretic Force; 4.3. Dielectric Liquid Materials; 4.4. Singlet Lens; 4.4.1. Continuous Flat Electrodes; 4.4.2. Hole Patterned Electrode; 4.4.3. Well-Shaped Electrode; 4.4.4. Fringing Field; 4.5. Microlens Array; 4.6. Switchable Lens; 4.6.1. Operation Principle; 4.6.2. Beam Diffuser; 4.6.3. Light Shutter; 4.6.4. Display; 4.6.5. Noncontact Electro-optic Inspection; 4.7. Gravity Effect; 4.7.1. Measurement Method; 4.7.2. Operation Principles
4.7.3. Experimental Results 4.8. Applications; 4.9. Summary; 4.10. Homework Problems; References; 5. Other Adaptive Liquid Lenses; 5.1. Introduction; 5.2. Mechanical-Wetting Lens; 5.2.1. Out-of-Plane Tuning; 5.2.2. Hydrodynamic Liquid-Air In-Plane Tuning; 5.2.3. Hydrodynamic Liquid-Liquid In-Plane Tuning; 5.3. Ferrofluidic Transducer Lens; 5.3.1. Ferrofluidic Material; 5.3.2. First Example; 5.3.3. Second Example; 5.3.4. Third Example; 5.4. Electromagnetic Actuator Lens; 5.5. Stimuli Response Hydrogel Lens; 5.6. Acoustic Liquid Lens; 5.6.1. Acoustic Radiation Force
5.6.2. Structure of an Acoustic Lens
Record Nr. UNINA-9910141294303321
Ren Hongwen <1964->  
Hoboken, N.J., : Wiley, 2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Introduction to adaptive lenses / / Hongwen Ren, Shin-Tson Wu
Introduction to adaptive lenses / / Hongwen Ren, Shin-Tson Wu
Autore Ren Hongwen <1964->
Edizione [1st edition]
Pubbl/distr/stampa Hoboken, N.J., : Wiley, 2012
Descrizione fisica 1 online resource (288 p.)
Disciplina 621.36
Altri autori (Persone) WuShin-Tson
Collana Wiley series in pure and applied optics
Soggetto topico Lenses
Optics, Adaptive
ISBN 9786613618269
9781280588433
1280588438
9781118270073
111827007X
9781118270080
1118270088
9781118270059
1118270053
Classificazione SCI053000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Introduction to Adaptive Lenses; Contents; Preface; 1. Optical Lens; 1.1. Introduction; 1.2. Conventional Lens; 1.2.1. Refraction of Light; 1.2.2. A Simple Lens; 1.2.3. A Compound Lens; Index; 1.3. Aberration and Resolution; 1.3.1. Paraxial Optics; 1.3.2. Aberration; 1.3.3. Resolution; 1.4. Merits and Demerits of Solid Lens; 1.5. Adaptive Optical Lenses; 1.5.1. Eye Structure; 1.5.2. Lens Character; 1.5.3. Performances; 1.5.4. The Eye-Inspired Lens; 1.6. Homework Problems; References; 2. Elastomeric Membrane Lens; 2.1. Polydimethylsiloxane (PDMS) Membrane; 2.1.1. PDMS Chemical Structure
2.1.2. Basic Material Properties 2.1.3. Optical Transmission; 2.1.4. Fabrication of PDMS Membrane; 2.2. Device Structure; 2.2.1. Requirements of the Liquid; 2.2.2. Surface Configuration; 2.2.3. PDMS Lens Cell Fabrication; 2.2.4. Performance Evaluation Method; 2.3. Actuators; 2.3.1. Syringe Pump; 2.3.2. Motor Pumps; 2.3.3. Piezoelectric Linear Actuator; 2.3.4. Artificial Muscles; 2.3.5. Voice Coil Actuator (VCA); 2.3.6. Other Liquid Lenses; 2.4. PDMS Microlens Array; 2.4.1. Device Configuration; 2.4.2. Fabrication Method; 2.4.3. Performance Evaluation; 2.5. Solid PDMS Lenses
2.5.1. Squeezing the Lens's Border 2.5.2. Elongating the Lens's Diameter; 2.6. Hybrid Lens System; 2.7. Summary and Technical Challenges; 2.8. Homework Problems; References; 3. Electrowetting Lens; 3.1. Introduction; 3.2. Surface Tension; 3.3. Contact Angle and Wetting; 3.4. Basic Theory of Electrowetting; 3.5. Droplet Deformation; 3.6. Electrowetting Lens; 3.6.1. Shape of Droplet Surface; 3.6.2. Focal Length Equation; 3.7. Tunable Electrowetting Lens; 3.8. Desired Properties of the Liquids; 3.9. Singlet Lens with Two Liquids; 3.9.1. Lens Cell 1; 3.9.2. Lens Cell 2; 3.10. Microlens Array
3.11. Remaining Challenges 3.12. Summary; 3.13. Homework Problems; References; 4. Dielectrophoretic Lens; 4.1. Introduction; 4.2. Dielectrophoretic Force; 4.3. Dielectric Liquid Materials; 4.4. Singlet Lens; 4.4.1. Continuous Flat Electrodes; 4.4.2. Hole Patterned Electrode; 4.4.3. Well-Shaped Electrode; 4.4.4. Fringing Field; 4.5. Microlens Array; 4.6. Switchable Lens; 4.6.1. Operation Principle; 4.6.2. Beam Diffuser; 4.6.3. Light Shutter; 4.6.4. Display; 4.6.5. Noncontact Electro-optic Inspection; 4.7. Gravity Effect; 4.7.1. Measurement Method; 4.7.2. Operation Principles
4.7.3. Experimental Results 4.8. Applications; 4.9. Summary; 4.10. Homework Problems; References; 5. Other Adaptive Liquid Lenses; 5.1. Introduction; 5.2. Mechanical-Wetting Lens; 5.2.1. Out-of-Plane Tuning; 5.2.2. Hydrodynamic Liquid-Air In-Plane Tuning; 5.2.3. Hydrodynamic Liquid-Liquid In-Plane Tuning; 5.3. Ferrofluidic Transducer Lens; 5.3.1. Ferrofluidic Material; 5.3.2. First Example; 5.3.3. Second Example; 5.3.4. Third Example; 5.4. Electromagnetic Actuator Lens; 5.5. Stimuli Response Hydrogel Lens; 5.6. Acoustic Liquid Lens; 5.6.1. Acoustic Radiation Force
5.6.2. Structure of an Acoustic Lens
Record Nr. UNINA-9910823950903321
Ren Hongwen <1964->  
Hoboken, N.J., : Wiley, 2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui