A pair of telescopic spectacles includes a frame having a top bar and a bottom rim disposed to provide an aperture and a lens having a bore therein disposed in the aperture of the frame. The telescopic spectacles further include a telescope assembly disposed through the bore of the lens at a predetermined...http://www.google.com.au/patents/US5384607?utm_source=gb-gplus-sharePatent US5384607 - Telescopic spectacles
