Journal of the Asiatic Society of Bengal, المجلد 47،الأعداد 1-4Asiatic Society of Bengal, 1878 |
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الصفحة 66
... Photography , ' plates V , VII and X , and Sir H. James ' ' Photozincography ' , plates I and II . versed negatives for collotype and other purposes , it is 66 [ No. 2 , J. Waterhouse - The Application of Photography.
... Photography , ' plates V , VII and X , and Sir H. James ' ' Photozincography ' , plates I and II . versed negatives for collotype and other purposes , it is 66 [ No. 2 , J. Waterhouse - The Application of Photography.
الصفحة 68
... negatives are taken . Colours may sometimes be removed by chemical means , but there is risk of injury to the original . use In many of the processes about to be described it is necessary to a negative which instead of giving an image ...
... negatives are taken . Colours may sometimes be removed by chemical means , but there is risk of injury to the original . use In many of the processes about to be described it is necessary to a negative which instead of giving an image ...
الصفحة 70
... negative , which are common to all processes , we may proceed to the consideration of the different printing ... negative in a copying frame , which is so constructed that the light may pass freely through the negative , and at the same ...
... negative , which are common to all processes , we may proceed to the consideration of the different printing ... negative in a copying frame , which is so constructed that the light may pass freely through the negative , and at the same ...
الصفحة 71
... negative are darkened more or less , according to its translucency , while the parts entirely shielded from the light remain quite white . When the action of the light is judged sufficient , the sensitive paper is removed from the frame ...
... negative are darkened more or less , according to its translucency , while the parts entirely shielded from the light remain quite white . When the action of the light is judged sufficient , the sensitive paper is removed from the frame ...
الصفحة 72
... negative print in exactly the same way , and as , this time , the lines darken under the clear parts of the negative and the ground remains clear , we obtain a perfect transcript of the original . This process is said to be largely used ...
... negative print in exactly the same way , and as , this time , the lines darken under the clear parts of the negative and the ground remains clear , we obtain a perfect transcript of the original . This process is said to be largely used ...