Sunagor's flagship model the 30-160x70 mega zoom binoculars, were showcased for the porro prism binocular entry in The History Channel's special edition documentary called "101 Gadgets that Changed the World". Porro prism binoculars were rated by an expert pannel as the 67th most influential gadget that changed the world. Please see our video extract as follows -
Monday, 24 October 2011
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