Elementary chemical microscopy (1921) Elementary chemical microscopy . elementarychemi00cham Year: 1921 ORIENTATING DEVICES 143 microscopes intended for the study of metals. Here, however, we are dealing with opaque objects, and needing reflected light only, the orientating device can be constructed entirely of metal. A good example of this style of construction is found in Robin's In this instrument the stage is attached. Fig. 73, to the micro- scope stand by a ball-and-socket joint as shown, making it pos- sible to focus upon any given area of very irregular specimens. To fac
Elementary chemical microscopy (1921) Elementary chemical microscopy . elementarychemi00cham Year: 1921 ORIENTATING DEVICES 143 microscopes intended for the study of metals. Here, however, we are dealing with opaque objects, and needing reflected light only, the orientating device can be constructed entirely of metal. A good example of this style of construction is found in Robin's In this instrument the stage is attached. Fig. 73, to the micro- scope stand by a ball-and-socket joint as shown, making it pos- sible to focus upon any given area of very irregular specimens. To facilitate the examination of crystals with reference to their different behavior toward polarized light according to the direc- tion through them that the light is sent, Schroeder van der Kolk
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