Sep 24, 2015

Optical Device

photo by Becky Campbell 

Materials: glass magnifying lenses (diameter 6 and 10 cm), metal hose clamp, silicon rods, piece of plastic contour map (torn, approx. 6x4 cm), plastic zipper bag. 
Status: component parts.  
Function: yet to be determined -presumable use in navigation, photogrammetry or hydrographic surveying.  

For the project “Curious Artefacts” by Becky Campbell