| 摘要 |
PCT No. PCT/GB95/01137 Sec. 371 Date Feb. 13, 1997 Sec. 102(e) Date Feb. 13, 1997 PCT Filed May 19, 1995 PCT Pub. No. WO95/32489 PCT Pub. Date Nov. 30, 1995A simulator, example, a flight simulator, includng an image-generating display (20) and first and second mirrors (30, 40). The mirrors (30, 40) are singly curved and have substantially perpendicular axes, so that light from the display passes to the the concave surface of the first mirror (30), and from that mirror (30) to the concave surface of the second mirror (40), and from the second mirror (40) to a user of the simulator.
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