Planetarium

Details Planetarium Planetarium

1996-06-14

2000-04-11

Richmon, Glenn E.

Education and demonstration

Science

Astronomy

434284, 353 94, G09B 2700

Patent

active

060482109

ABSTRACT:
In a planetarium apparatus, a first controller controls a projector for projecting a state of celestial bodies as observed from a selected first viewpoint onto a dome, and a second controller controls a display and/or a video projector for displaying said state of celestial bodies as observed from a selected second viewpoint onto the dome and/or on other screen.

REFERENCES:
patent: 3574955 (1971-04-01), Skolnick
patent: 4639224 (1987-01-01), Maejima et al.
patent: 5492475 (1996-02-01), Hattori
U.S. application No. 08/358,821, filed Dec. 1994.

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