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The optical mouse controls pop up elsewhere too, with PC strategy game Civilization VII a game that massively benefits.

An optical camera under the helicopter would identify the craft, and choose a new position to drop the buoy.

It consists of 5,000 optical fibres, each one of which is a robotically controlled telescope scanning galaxies at high speed.

“The Speaker routinely addresses committee needs throughout the year, and his goal is always to ensure members are in optical roles to collaborate effectively and deliver for Californians,” said Nick Miller, Rivas’ communications director.

The visual trick may have been created by the artist’s use of a common optical viewing aid called a camera lucida.