Telescopic images appear out of thin air

Coghlan, Andy
October 1991
New Scientist;10/12/91, Vol. 132 Issue 1790, p28
Reports on the photographs taken by physicists in South Africa of the Sun and the Moon through a telescope with an indestructible lens made of thin air. Refinement of the telescope into a tool for triggering nuclear fusion reactions and firing rockets into space; Occurrence of mirages with the use of the telescope; Specifications and applications of gas lenses.


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