Mirror making

45cm f4.9 thin mirror

45 cm f thin mirror Introduction: A mirror of 45 cm diameter and only 2,5 cm thickness is something I would really like to posses. True, there is the danger of astigmatism, but think of the ease of handling such…

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40cm f4.9 mirror

  40 cm f4.9  Duran(borosilicate) mirror This one proved to be easier than the porthole! Date Work Dec. 2006 406×36 mm borosilicate disc bought from Jilles Eindhoven in Haaksbergen.He had already made a radius of 500 cm in it.Total cost:…

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40cm f4.5 porthole mirror

THE 40 CM PORTHOLE MIRROR   In march 2003 I obtained a 405 x24.5 mm float glass disk from St.Helens Specialized Glass .This firm is based near Liverpool. Cost about 80 pounds,of which half was for the shipping to Holland.…

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25cm f5.5 thin mirror

  25 cm f5.5 thin mirror   The borosilicate disc of 25 cm diameter and 2,5 cm thickness was bought from Stathis Kafalis in Munchen and       a curve belonging to a radius of about 140 cm was…

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