Instantaneous phase-shift, point-diffraction interferometer

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 5380, Issue , 2004, Pages 422-429

  Millerd, James E ^a   Martinek, Stephen J ^a   Brock, Neal J ^a   Hayes, John B ^a   Wyant, James C ^a  

^a 4D Technology Corporation   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

COMMON-PATH INTERFEROMETRY; OPTICAL PULSES; POINT DIFFRACTION INTERFEROMETRY; WAVELENGTHS;

COHERENT LIGHT; DIFFRACTOMETERS; LASER PULSES; MEASUREMENT THEORY; OPTICAL BEAM SPLITTERS; OPTICAL DATA STORAGE; PHASE SHIFT; WAVEFRONTS;

INTERFEROMETERS;

EID: 10044245194     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.557126     Document Type: Conference Paper

References (12)

1. R.N. Smart and W.H. Steel, "Theory and Application of Point Diffraction Interferometers," Jpn. J. Appl. Phys., 14 351-356, 1975
2. C.R. Mercer and K. Creath, "Liquid-crystal point-diffraction interferometer for wave-front measurements", Applied Optics, Vol. 35, n 10 p1633, 1996.
3. H. Medecki, E Tejnil, K. A. Goldberg, J. Bokor, "Phase-shifting point diffraction interferometer," Optics Letters, Vol. 21, No. 19, 1996.
4. U.S. Patent Pending
5. See for example, U.S. Patent No. 4,762,417
6. M. J. Neal, "polarization Phase-Shifting Point-Diffraction Interferometer," Ph.D. Thesis, University of Arizona, 2003
7. J. E. Millerd and N. J. Brock, US Patent No. 6,304,330 "Methods and Apparatus for splitting imaging and measuring wavefronts in interferometry," Oct 16, 2001
8. A. Hettwer, J. Kranz, J. Schwider, "Three channel phase-shifting interferometer using polarization-optics and a diffraction grating," Optical Engineering, pp 960, Vol. 39 No. 4, April 2000.
9. see, for example, U.S. Patent No. 6,108,131
10. M. A. Jensen and G.P. Nordin, "Finite-aperture wire grid polarizers" J. Opt. Soc. Am. A, Vol. 17, No. 12, 2000.
11. J. Gluckstad and P.C. Mogensen, "Optimal phase contrast in common-path interferometry," Applied Optics, Vol. 40, No. 2, p268, 2001
12. Q. Gong and J. Geary, "Modeling Point diffraction interferometers," p358-375, Proc. of SPIE Vol. 2544, Interferometry VII: Techniques and Analysis, ed. M. Kujawinska, R J Pryputniewicz, M. Takeda, June 1995.