The Preparation and Mounting of Microscopic ObjectsD. Bogue, 1881 - 214 páginas |
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Página 24
... inches long by one broad , generally having the edges ground so as to remove all danger of scratching or cutting any object with which they may come in contact . The glass must be very good , else the surface will always present the ...
... inches long by one broad , generally having the edges ground so as to remove all danger of scratching or cutting any object with which they may come in contact . The glass must be very good , else the surface will always present the ...
Página 26
... inch . On account of its want of strength , and probable defect of due annealing , it is difficult to cut , as it is very liable to " fly " from the point of the diamond . To overcome this tendency as much as possible , it must be laid ...
... inch . On account of its want of strength , and probable defect of due annealing , it is difficult to cut , as it is very liable to " fly " from the point of the diamond . To overcome this tendency as much as possible , it must be laid ...
Página 27
... inch object - glass , the thicker kinds serve well enough ; for the half - inch the medium thickness will be required ; while , for higher powers , the thinnest covers must be used . " test - objects " for the highest powers require to ...
... inch object - glass , the thicker kinds serve well enough ; for the half - inch the medium thickness will be required ; while , for higher powers , the thinnest covers must be used . " test - objects " for the highest powers require to ...
Página 28
... inches in diameter , are procured , one side of each being perfectly flat and covered with clean wash - leather . To the other side of these a small knob is firmly fixed as a handle , or where practicable , the whole may be made out of ...
... inches in diameter , are procured , one side of each being perfectly flat and covered with clean wash - leather . To the other side of these a small knob is firmly fixed as a handle , or where practicable , the whole may be made out of ...
Página 29
... inch in thickness , are taken , and a hole is then drilled in the middle of one of these of the size required . The two pieces are then united by glue or other cement , and left under pressure until thoroughly dry , when the cell is fit ...
... inch in thickness , are taken , and a hole is then drilled in the middle of one of these of the size required . The two pieces are then united by glue or other cement , and left under pressure until thoroughly dry , when the cell is fit ...
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Términos y frases comunes
acetic acid alcohol Algæ allowed amongst animal beautiful objects benzole betwixt boiling bottle bubbles camel-hair pencil Canada balsam cells cement Chapter chloroform chromic acid clean cloth colour Crown 8vo crystals DAVID BOGUE Demy described Diatomaceæ diatoms diluted dissection dissolved distilled water dried drop easily edge Edition employed examined Fcap fluid Foraminifera forceps gelatine glass slide glycerine gold-size grains heat hydrochloric acid Illustrated immersed inch injected insects laid larvæ Martin's Place matter mentioned method microscope microscopist minute mode mounted dry mounted in balsam naphtha necessary needle nitric nitric acid obtained ordinary ounce perfectly piece plate polariscope polarized light portion potash prepared preservative liquids pressure procured purpose quantity readily recommended removed render ring salt sections shells soaking solution sometimes specimens student substance surface syringe thick thin glass cover tion tissues transparent tube turpentine usually varnish vessels warm washed whilst wood
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