Astronomy Picture of the Day . ... Credit Copyright: Apollo 12 , NASA ; Stereo Image by Patrick Vantuyne Explanation: Put on your red/blue glasses and gaze into this dramatic stereo view from the surface of the Moon ! ... Combining the two separate pictures, one tinted red and the other blue-green, with the correct offset, produces the stereo effect when viewed using red/blue glasses with the red filter covering the left eye. ... Publications with keywords: red/blue glasses - apollo 12 . ...