The Microscope: and Its Revelations |
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Page 39
... - selves to twist their imperfect observations into accordance with their theories , it was not surprising that their accounts of what they professed to have seen should be extremely discordant . SUPPOSED FALLACIES OF THE MICROSCOPE . 39.
... - selves to twist their imperfect observations into accordance with their theories , it was not surprising that their accounts of what they professed to have seen should be extremely discordant . SUPPOSED FALLACIES OF THE MICROSCOPE . 39.
Page 40
William Benjamin Carpenter Francis Gurney Smith. they professed to have seen should be extremely discordant . But from the moment that the visual image presented by a well - con- structed Microscope , gave almost as perfect an idea of ...
William Benjamin Carpenter Francis Gurney Smith. they professed to have seen should be extremely discordant . But from the moment that the visual image presented by a well - con- structed Microscope , gave almost as perfect an idea of ...
Page 50
... extremely close approximation to the Bryozoa . Thus whilst Microscopic research has degraded the Foraminifera from their supposed rank with the Nautilus and Cuttle - fish , to the level of the Sponge , it has raised the Wheel ...
... extremely close approximation to the Bryozoa . Thus whilst Microscopic research has degraded the Foraminifera from their supposed rank with the Nautilus and Cuttle - fish , to the level of the Sponge , it has raised the Wheel ...
Page 73
... extremely undesirable . Hence it is of the first importance in the construction of a really efficient Microscope , that the chromatic aberration of its " object - glasses " ( in which the principal dispersion is liable to occur ) should ...
... extremely undesirable . Hence it is of the first importance in the construction of a really efficient Microscope , that the chromatic aberration of its " object - glasses " ( in which the principal dispersion is liable to occur ) should ...
Page 74
... extremely minute size having been thought to forbid the attainment of that accuracy which is neces- sary in the adjustment of the several curvatures , in order that the errors of each separate lens which enters into the combina- tion ...
... extremely minute size having been thought to forbid the attainment of that accuracy which is neces- sary in the adjustment of the several curvatures , in order that the errors of each separate lens which enters into the combina- tion ...
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Common terms and phrases
acetic acid achromatic acid adjustment afford angle angular aperture animal Animalcules antheridia aperture appearance archegonia arrangement attached body calcareous Canada balsam cavity cells centre cilia color condenser consists containing convex convex lens corpuscles Crustacea cuticle diameter disk distance distinct Ditto Ehrenberg employed endochrome epithelium examination extra cloth extremely eye-piece fibres filaments fluid focus Foraminifera frustules furnished illumination inch Insects instrument Journal kind lacunæ larvæ layer lens lenses light magnifying power matter Medical membrane ment Microscopist milled head minute mode mounted movement nearly object-glass oblique observed octavo octavo volume ordinary organs particles peculiar plants plate portion present prism Prof rays refraction rendered resembling Rotifera scale seen segments separated shell side slide sometimes species specimens spicules stage stem stomata structure substance surface thickness thin glass tion tissue transparent transverse tube usually utricle Vegetable vessels Volvox whilst Zoophytes zoospores
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