HOE and indirect method of constructing same

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350 383, G02B 532, G03H 104

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048506621

ABSTRACT:
A HOE for use in a wavelength .lambda..sub.3 is made by recording a holographic corrector plate at a wavelength of .lambda..sub.1. The HOE is then recorded at a wavelength .lambda..sub.2. Aberration caused by differences between the wavelength of recording and the wavelength of HOE usage is compensated for by inserting the holographic corrector plate in one of the beams in used in recording the HOE.

REFERENCES:
patent: 4447111 (1984-05-01), Leib
patent: 4735486 (1988-04-01), Leib
Computer-Based Analysis of Hologram Imagery and Aberrations, I. Hologram Types and Their Nonchromatic Aberrations, Applied Optics, vol. 10, No. 3, p. 599, Mar. 1971, Latta, J. N.
Computer-Based Analysis of Hologram Imagery and Aberrations, II. Aberrations Induced by a Wavelength Shift, Applied Optics, vol. 10, No. 3, p. 609, Mar. 1971, Latta, J. N.
Computer-Originated Aspheric Holographic Optical Elements, Optical Engineering, vol. 21, No. 1, p. 133, Jan./Feb. 1982, Fairchild, R. C., Fienup, J. R.
Optimum Holographic Elements Recorded with Nonspherical Wave Fronts, Journal of the Optical Society of America, vol. 73, No. 2, p. 208, Feb. 1983, Winick, K. A., Fienup, J. R.
Magnification and Third-Order Aberrations in Holography, Journal of the Optical Society of America, vol. 55, No. 8, p. 987, Aug. 1965, Meier, Reinhard W.
Correction of Lens Aberrations by Means of Holograms, Applied Optics, vol. 5, No. 4, p. 589, Apr. 1966, Upatnieks, J., Vander Lugt, A., Leith, E.
Nonparaxial Imaging, Magnification, and Aberration Properties in Holography, Journal of the Optical Society of America, vol. 57, No. 1, p. 51, Jan. 1967, Champagne, Edwin B.

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