OPTICAL IMAGING AND SPECTROSCOPY Phần 4 docx

... those of random processes. Noise in imaging and spectroscopy differs from noise in optical communication, data processing, and data storage systems because temporal signal modulation and read ... of each component of the CGH encoding algorithm. 4. 14 Vanderlught Correlators. A Vanderlught correlator consists of the 4F optical system sketched in Fig. 4. 25. (a) Show that the t...

Ngày tải lên: 05/08/2014, 14:20

... Jones, 1961- Optical imaging and spectroscopy / David Jones Brady. p. cm. Includes bibliographical references and index. ISBN 978-0 -47 0- 048 23-8 (cloth) 1. Optical spectroscopy. 2. Imaging systems. ... Sampling Revisited / 46 5 10.6 Spectral Imaging / 47 2 10.6.1 Full Data Cube Spectral Imaging / 47 2 10.6.2 Coded Aperture Snapshot Spectral Imaging / 47 9 Problems...

Ngày tải lên: 05/08/2014, 14:20

... prism. TABLE 2.1 Dispersion Coefficients of SF 14 Glass B 1 1.69182538 B 2 0.2859199 34 B 3 1.12595 145 C 1 0.0133151 542 C 2 0.0612 647 445 C 3 118 .40 5 242 50 GEOMETRIC IMAGING It is often convenient to represent ... in Fig. 3. 14( c) consist of 3 512 Â 3 84 arrays. Since the total number of coefficients in the arrays shown in Figs. 3.13(b) and 3. 14 is 4 Â128 Â 96 þ3 Â256Â 192...

Ngày tải lên: 05/08/2014, 14:20

... the the paraxial case i s and u i are nearly collinear and Eqns. (4. 44) can be approximated by u t % u i þ i s Dn " n l 2 u i Á i s (4: 45) where Dn ¼ n 2 2 n 1 and n ¯ ¼ (n 1 þ n 2 )/2. As ... i s ffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffi n 2 2 l 2 À n 2 1 l 2 þ u i Á i s ðÞ 2 s (4: 44) If we use angles relative to the surface normal to decompose u i and u t into trans- verse a...

Ngày tải lên: 05/08/2014, 14:20

... 6.17 MTF and incoherent impulse response for an f/1 optical system imaging an object at infinity. As in Fig. 4. 14, the distance between the first two zeros of the impulse response is 2 .44 wavelenths. ... space–bandwidth product and the etendue of an optical system. The space–bandwidth product is the product of the spatial support over which an optical signal is observed and the...

Ngày tải lên: 05/08/2014, 14:20

... These issues are resolved in the compressed sensing (CS) theory of Donoho [59], Candes and Tao [40 ], and Candes et al. [41 ]. CS explores the estimation ofsparse signals using dimensionless measurements ... sketched in Fig. 7.21(b) produce 4 3 ¼ 64 unique measurement signatures. A binary code in the fourth row drawn from h [ [3, 4] disambiguates the 64 codes into 128 states and al...

Ngày tải lên: 05/08/2014, 14:20

... absorption, transmission, and reflection may arise in optical devices and materials as a result of microscopic optical and elec- tronic properties rather than macroscopic optical design. Resonant ... based on a phase matching criterion. We expand our discussion of FT spectroscopy in Section 9 .4 and discuss “multi- beam” or resonant interferometric spectroscopy in Sections 9...

Ngày tải lên: 05/08/2014, 14:20

... size is 4 smaller than the pixel feature size and that the mask features are just at the optical resolution limit. As discussed in Chapters 5 and 7, the pixel pitch in modern visible and shortwave ... digital superresolu- tion in Section 8 .4 and ask the reader to consider them again in Problem 9. 14. We discuss these techniques for imaging in Section 10. 14. Pixel superresoluti...

Ngày tải lên: 05/08/2014, 14:20

... dispersive scattering. 43 4 COMPUTATIONAL IMAGING 3. Hermite–Gaussian and Lagurre–Gaussian beams, as described in Eqn. (4. 39) and Problem 4. 2 4. Bessel beams, as described in Problem 4. 1 Each type of ... over one octave of spectral bandwidth. 42 0 COMPUTATIONAL IMAGING Figure 10. 24 Ray tracing and spot diagrams for a microlithographic lens system. 44 6 COMPUTATIONAL IMAG...

Ngày tải lên: 05/08/2014, 14:20

... diagram, 51, 44 4 State function, 145 Stationary process, 188 Stimulated emission depletion (STED) microscopy, 43 6 Stopband, 141 Sun (coherence of), 193 Superresolution digital, 45 0 optical, 42 4 Surface ... 41 0 Code Hadamard, 306, 46 8 MURA, URA, 37 pseudo-random, 292, 46 8 47 1, 48 0 shift, 312–319, 45 1 Coded aperture imaging, 31 spectroscopy, 341 Coded aperture snapshot...

Ngày tải lên: 05/08/2014, 14:20