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 | Measuring and correcting astigmatism and for evaluating the resolution of the transmission electron microscope. A thin film of carbon has been treated to obtain numerous round holes of various sizes. On a 3.05mm copper grid.
Technical Data Sheet : Holey Carbon Film
1/vial |
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The latex sphere is 0.261 microns and the grating replica is 2160 lines/mm. This calibration id allows you to double check the accuracy of magnification calibration.
Pack: Each
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 | This set consists of 14 rare earth compounds dispersed onto holey carbon films (3.05mm, 400# copper grid).:14/set
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 | We have a selection of 25 high purity thin foils, 0.1mm thick, 3mm diameter to fit into TEM grid holders for use in the STEM mode. They are polished to a 3 micron diamond finish, and come in a variety of pure metals:25/set
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| These standards are supplied as fine powders that are dispersed onto holey-carbon films and are selected from the range of certified natural and synthetic compounds already in use by us to prepare bulk analysis standards.set/25 |
