Encyclopedia > Henri Chr�tien

Article Content

Henri Chr�tien

Henri Chr�tien (February 1, 1879 - February 6, 1956) was a French astronomer and an inventor. Born in Paris, France, his moust famous invention is the anamorphic[?] wide-screen[?] process, that resulted in CinemaScope[?], and the co-invention (with George Willis Ritchey) of the Ritchey-Chr�tien type of astronomical telescope.

The astronomical Chr�tien International Research Grants[?] awards are in honor of him.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Museums in England

... Palace West Yorkshire Museum of Rail Travel[?], Keighley and Worth Valley Railway National Museum of Photography, Film and Television, Bradford Royal Armouri ...