Method and apparatus for making white light holograms

Radiation imagery chemistry: process – composition – or product th – Holographic process – composition – or product – Composition or product or process of making the same

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350 368, 350 375, 350 377, 350 381, 350 383, 430 1, G03H 106

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active

047191600

ABSTRACT:
A method of making a white light hologram is disclosed. A diffraction grating is placed in contact with a film emulsion to provide a reference and object beam from the same light source.

REFERENCES:
patent: 3514177 (1970-05-01), Lohmann
patent: 3558207 (1971-01-01), Worthington
patent: 3567305 (1971-03-01), Collier et al.
patent: 3815969 (1974-06-01), Fletcher et al.
patent: 3970358 (1976-07-01), Kozma
patent: 4244633 (1981-01-01), Kellie
patent: 4598973 (1986-07-01), Greenleaf

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