The Kaleidoscope, Its History, Theory and Construction with Its Application to the Fine and Useful ArtsJ. Murray, 1858 - 189 Seiten |
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Seite 9
... side , or covered with black varnish , may be of any size , but in general they should be from four or five to ten or twelve inches long ; their greatest breadth being about an inch when the length is six inches , and increasing in ...
... side , or covered with black varnish , may be of any size , but in general they should be from four or five to ten or twelve inches long ; their greatest breadth being about an inch when the length is six inches , and increasing in ...
Seite 10
... side в o of the paper sector , a similar image Bоa will be formed behind it . The origin of three of the sectors seen round o is therefore explained the first , A O B , is the white paper sector seen by direct vision ; the second , A ...
... side в o of the paper sector , a similar image Bоa will be formed behind it . The origin of three of the sectors seen round o is therefore explained the first , A O B , is the white paper sector seen by direct vision ; the second , A ...
Seite 13
... side of E and partly on the other ; and , therefore , the apparent duplication of the image is removed by looking through a very small aperture at E. As the preceding remarks are equally true , whatever be the inclination of the mirrors ...
... side of E and partly on the other ; and , therefore , the apparent duplication of the image is removed by looking through a very small aperture at E. As the preceding remarks are equally true , whatever be the inclination of the mirrors ...
Seite 23
... side of it , and therefore a symmetrical whole cannot be obtained from such a combination . From these observations we may conclude , - 1. That when the inclination of the mirrors is an odd aliquot part of a circle , the object seen by ...
... side of it , and therefore a symmetrical whole cannot be obtained from such a combination . From these observations we may conclude , - 1. That when the inclination of the mirrors is an odd aliquot part of a circle , the object seen by ...
Seite 33
... side , and towards its stationary image on the other . These images will obviously move in pairs ; for , since the fixed object and its stationary image are at an invariable distance , the existence of a symmetrical arrangement , which ...
... side , and towards its stationary image on the other . These images will obviously move in pairs ; for , since the fixed object and its stationary image are at an invariable distance , the existence of a symmetrical arrangement , which ...
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The Kaleidoscope, Its History, Theory and Construction with Its Application ... Sir David Brewster, Sir Keine Leseprobe verfügbar - 2015 |
The Kaleidoscope, Its History, Theory and Construction With Its Application ... David Brewster Keine Leseprobe verfügbar - 2015 |
The Kaleidoscope, Its History, Theory and Construction with Its Application ... David Brewster Keine Leseprobe verfügbar - 2018 |
Häufige Begriffe und Wortgruppen
A O B aliquot angle angular aperture appear applied arranged beautiful becomes brass centre CHAPTER circle circular colours combination complete composed consequence consider consists construction containing created described designs direct distance edges Edition effect equal exhibited extremity field figure fixed follows formed four fragments give given glass greater half hand Hence inches incidence inclination increase instrument intensity inverted Kaleidoscope length lens less light m n o p manner means metallic method mirrors motion move necessary object object-box observer obtained optical pair passing pattern perfect perfectly picture pieces placed plane plates polygon position possible Post 8vo preceding presented principles produced rays reflected images reflectors reflexion regular removed ring round screw Second sector seen by direct shown side similar simple situated square stationary surface symmetrical tion transparent tube various Vols whole
Beliebte Passagen
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Seite 17 - JESSE'S (EDWARD) Visits to Spots of Interest in the Vicinity of Windsor and Eton.
Seite 18 - First Latin Book ; or, the Accidence, Syntax and Prosody, with an English Translation for the Use of Junior Classes.
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Seite 20 - History of Rome. From the Earliest Times to the Establishment of the Empire. With the History of Literature and Art.
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