andy stevens Wrote:Clemens...that pic is freaky awesome. Viewing the dial is like looking through a Porthole.
Last edited: 1 September, 2013 - 10:42
Last edited: 28 August, 2013 - 08:52
hebe Wrote:Thanks Clemens, very good photo and example for different refractive indexes of water (1,33) , air (1,0) and saphire glass (1,7).At a critical angle, the dial will disappear and the glass will be a mirror :-)RegardsHEBE
Last edited: 27 October, 2013 - 12:55