Here at Photofabrication we were approached by a Physicist (Martin Hogbin) looking to improve the accuracy of the garden sundial.  A fascinating project which evaluated the purpose of a sundial and all variables which cast a shadow of doubt over the time given.

Through the chemical etching process Photofabrication etched Martin’s CAD designs into 1mm thick Brass sheet to a very high degree of accuracy, this aided the evaluation and development of the sundial.  Martin gave a presentation to the British Sundial Society, followed by an excellent article, well worth a read: