... entire set (19 and 24 March, 1980), which turned out to be similar (except for the strong features which vary with solar time and are almost a fortiori connected with the disappearance of the feed into the "shadow" of the secondary mirror), were selected ...
... Limitation are from shadow effects of flat reflector. |---------------------------------------------------------------------| h=90 o flat h=43 o 60 o | ...
... However, it should be noted that the efficiency of grisms with high ruling density, 600/mm , is lower that the equivalent reflection grating due to groove shadowing and other effects. ...
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Ссылки http://jet.sao.ru/hq/lsfvo/devices/scorpio/lectures/grating_spectroscopy_theory.pdf -- 95.9 Кб -- 24.02.2010 Похожие документы
... of the observed flux from component A. The low visual extinction (AV = 1.2) hints that the star is not significantly shadowed by circumstellar material, so that the circumstellar matter actually emits twice as much flux as the star in the observer's ...
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Руководство программиста для Linux ================================================================ Linux Programmer's Guide Sven Goldt, Sven van der Meer, Skott Burkett, Matt Welsh ver 0.4 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~...
... Like most other X programs, NEdit can be customized to vastly unnecessary proportions, from initial window positions down to the font and shadow colors of each individual button (A complete discussion of how to do this is left to books on the X Windows ...