@misc{SchaeferDoehringSeibertetal.2013, author = {Sch{\"a}fer, Martin and D{\"o}hring, Thorsten and Seibert, Volker and Westerhoff, Thomas and Nowak, Hans-Joachim}, title = {SUBSTRATE FOR MIRROR SUPPORT WITH REDUCED WEIGHT AND MIRROR PROVIDED WITH MIRROR SUPPORT WITH REDUCED WEIGHT}, year = {2013}, abstract = {To provide a substrate for a mirror support, in which there still remains a high rigidity, despite a reduced weight. ;SOLUTION: In a substrate, particularly in a substrate for a mirror support, in which recesses are introduced in one surface, preferably in the back side of the substrate, as a result of which, in particular, bridging pieces are defined between the recesses, in order to achieve the situation in which despite a reduced weight, a high rigidity still remains, which means only a slight sagging after the correct take-in of the substrate in a holding device provided for it, at least one first position of the bridging pieces includes a width that is different from a second portion of the bridging pieces.}, subject = {Spiegeloptik}, language = {en} } @misc{SchaeferDoehringSeibertetal.2014, author = {Sch{\"a}fer, Martin and D{\"o}hring, Thorsten and Seibert, Volker and Westerhoff, Thomas and Nowak, Hans-Joachim}, title = {Substrate for a mirror support with reduced weight as well as mirror with reduced-weight mirror support}, year = {2014}, abstract = {Diesen Text {\"u}bersetzen Erste Seite Clipping von US8911098 (B2) In a substrate, particularly in a substrate for a mirror support, in which recesses are introduced in one surface, preferably in the back side of the substrate, as a result of which, in particular, bridging pieces are defined between the recesses, in order to achieve the situation that despite a reduced weight, a high rigidity still remains, which means only a slight sagging after its correct uptake in a holding device provided for it, it is provided that at least one first portion of the bridging pieces has a width that is different than a second portion of the bridging pieces.}, subject = {Spiegeloptik}, language = {en} } @misc{SchaeferDoehringSeibertetal.2015, author = {Sch{\"a}fer, Martin and D{\"o}hring, Thorsten and Seibert, Volker and Westerhoff, Thomas and Nowak, Hans-Joachim}, title = {Mirror supporting substratum for e.g. terrestrial observation, has spacers defined between one set of recesses and/ or two set of recesses, where part of one set of spacers has width different from width of part of other set of spacers}, year = {2015}, abstract = {The substratum (1) has two set of recesses (2, 3, 4, 7, 8) formed in a rear face (16), where the substratum is produced from a monolithic block of material including a lithium- aluminum- silicon type glass ceramic material. Set of spacers (5, 6, 9, 10) are defined between one set of recesses (2, 3, 4) and/ or the two set of recesses. A part of one set of spacers (5, 6) defined by the former recesses has width different from width of a part of other set of spacers (9, 10) defined by the latter recesses.}, subject = {Spiegeloptik}, language = {en} } @misc{HartmannDoehringSchaefer2009, author = {Hartmann, Peter and D{\"o}hring, Thorsten and Sch{\"a}fer, Martin}, title = {Glass Ceramic ZERODURĀ® for Space Application}, series = {DGaO-Proceedings}, volume = {2009}, journal = {DGaO-Proceedings}, issn = {1614-8436}, year = {2009}, abstract = {Poster}, subject = {Spiegelteleskop}, language = {en} } @misc{SchaeferDoehringSeibertetal.2008, author = {Sch{\"a}fer, Martin and D{\"o}hring, Thorsten and Seibert, Volker and Westerhoff, Thomas and Nowak, Hans-Joachim}, title = {Substrate for a mirror support with reduced weight as well as mirror with reduced-weight mirror support}, year = {2008}, subject = {Spiegeloptik}, language = {en} }