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  Astronauts Tom Marshburn and Chris Hadfield

Astronauts Tom Marshburn and Chris Hadfield
Image credit: NASA

Uploader comment: ISS034-E-035949 (21 January 2013) --- NASA astronaut Tom Marshburn (right), Expedition 34 flight engineer, performs a Tonometry eye exam on Canadian Space Agency astronaut Chris Hadfield, flight engineer, in the Columbus laboratory of the International Space Station. The purpose of this exam is to measure intraocular eye pressure.

   

 
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Waspie_Dwarf
February 19, 2013, 12:21 am
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