The Microscope: Its History, Construction, and Application: Being a Familiar Introduction to the Use of the Instrument and the Study of Microscopical SciencesRoutledge, 1869 - 762 pages |
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Common terms and phrases
achromatic acid algæ angle angular aperture animal animalcules Annelids aperture appearance arrangement attached axis beautiful become body bone-cells calcareous Canada balsam cavity cells centre cilia circular colour composed condenser consists covered crystals delicate dentine deposited diameter Diatoms disc edge eggs examination exhibit eye-piece fibres filaments fluid focus Foraminifera gelatinous gemmules glass hairs Haversian canals horny illumination inch Infusoria insect instrument larvæ layer lens lenses lines magnifying power mass matter membrane ment micro microscope microscopist minute motion mounted mounted dry muscular nucleolus nucleus object object-glass oblique observed obtained opaque organs outer peculiar piece placed plants Plate polarised light polype portion prism produced rays refraction resembling round scales screw seen shell side siliceous slide solution species specimens spicula sponge spores stage structure substance surface teeth tentacles thickness thin tion tissue transparent transverse tube vegetable vessels Volvox Vorticella zoospores
Popular passages
Page 393 - Two entire round portions of this sponge were placed together in a glass of seawater with their orifices opposite to each other at the distance of two inches ; they appeared to the naked eye like two living batteries, and soon covered each other with feculent matter.
Page 448 - All these things live and remain for ever for all uses, and they are all obedient. •• .•- * ' ."..... JIT. All things are double one against another : and he .hath made nothing imperfect.
Page 493 - ... of branches and branchlets and sprigs of flowers. There are also solid coral hemispheres like domes among the vases and shrubbery, occasionally ten or even twenty feet in diameter, whose symmetrical surface...
Page 447 - Consider their incredible numbers, their universal distribution, their insatiable voracity; and that it is the particles of decaying vegetable and animal bodies which they are appointed to devour and assimilate. Surely we must in some degree be indebted to those ever active invisible scavengers for the salubrity of our atmosphere.
Page 115 - ... the circulation of the blood in the web of a frog's foot ; also three good objects to test the different object-glasses, one hollowed and two plain slips, some thin glass.
Page 287 - ... but complete separation frequently occurs before the whole process is completed. This singular process is repeated again and again, so that the older segments are united successively, as it were, with many generations.
Page 52 - It consists of two planoconvex lenses, with their plane sides towards the eye, and placed at a distance apart equal to half the sum of their focal lengths, with a stop or diaphragm placed midway between the -lenses. Huyghens was not aware of the value of his eye-piece, it was reserved for Boscovich to point out that he had by this important arrangement accidentiilly corrected a great part of the chromatic aberration. Let fig. 107 represent the Huyghenian eye-piece of a microscope, FF being the fieldglass...
Page 396 - In the journal of the Bombay branch of the Royal Asiatic Society...
Page 28 - ... and mathematicians have shown how spherical aberration may be entirely removed by lenses whose sections are ellipses or hyperbolas. This curious discovery we owe to Descartes. If a I, a I
Page 138 - If we transmit a beam of the sun's light through a circular aperture into a darkened room, and if we reflect it from any crystallised or uncrystallised body, or transmit it through a thin plate of either of them, it will be reflected and transmitted in the very same manner, and with the same intensity, whether the surface of the body is held above or below the beam, or on the right...
Bibliographic information
| Title | The Microscope: Its History, Construction, and Application: Being a Familiar Introduction to the Use of the Instrument and the Study of Microscopical Sciences |
| Author | Jabez Hogg |
| Illustrated by | Tuffen West |
| Edition | 7 |
| Publisher | Routledge, 1869 |
| Original from | Oxford University |
| Digitized | 9 Nov 2007 |
| Length | 762 pages |
| Export Citation | BiBTeX EndNote RefMan |