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 76
... cone . The light of a bright flame , placed in front of the cone , will 76 ILLUMINATION OF TRANSPARENT OBJECTS . -ON THE ILLUMINATION OF TRANSPARENT OBJECTS IN THE KALEIDOSCOPE,
... cone . The light of a bright flame , placed in front of the cone , will 76 ILLUMINATION OF TRANSPARENT OBJECTS . -ON THE ILLUMINATION OF TRANSPARENT OBJECTS IN THE KALEIDOSCOPE,
Seite 77
... cone . This will be understood from the an- nexed figure , where M A N C is a portion of the cone , fixed to the end E F of the Kaleidoscope , and m n o p the object- M FIG . 24 . R R 8 m S B E n 0 D F N box . If the angle formed by the ...
... cone . This will be understood from the an- nexed figure , where M A N C is a portion of the cone , fixed to the end E F of the Kaleidoscope , and m n o p the object- M FIG . 24 . R R 8 m S B E n 0 D F N box . If the angle formed by the ...
Seite 78
... cone A B C D , and after passing through the transparent cylindrical rim m n o p , illuminate the objects . Another cone A M N C , with its angle less than a right angle , may be joined to A B D C , so as to throw the rays obliquely ...
... cone A B C D , and after passing through the transparent cylindrical rim m n o p , illuminate the objects . Another cone A M N C , with its angle less than a right angle , may be joined to A B D C , so as to throw the rays obliquely ...
Seite 90
... cones , M M , N N , Fig . 30 , connected together by a middle piece or ring , RR , into which they are both screwed . These two cones enclose two highly - polished metallic reflectors , A 0 , B o , Fig . 31 , only one of them , viz ...
... cones , M M , N N , Fig . 30 , connected together by a middle piece or ring , RR , into which they are both screwed . These two cones enclose two highly - polished metallic reflectors , A 0 , B o , Fig . 31 , only one of them , viz ...
Seite 91
... cones , so as just to touch a line in the reflector A O E , which coincides with the axis of the cone , and to form a junction with that line in every part of the two meeting planes . The very nice. CHAP . XI . OF POLYANGULAR ...
... cones , so as just to touch a line in the reflector A O E , which coincides with the axis of the cone , and to form a junction with that line in every part of the two meeting planes . The very nice. CHAP . XI . OF POLYANGULAR ...
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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
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