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Bromide Printing and Enlarging

A Practical Guide to the Making of Bromide Prints by Contactand Bromide Enlarging by Daylight and Artificial Light,With the Toning of Bromide Prints and Enlargements

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Author: John A. Tennant
Published: 1912
Language: English
Wordcount: 18,277 / 62 pg
Flesch-Kincaid Reading Ease: 63.2
LoC Categories: TR,
Downloads: 822
Added to site: 2008.02.19
mnybks.net#: 20115
Genre: Instructional

Note: Diagrams are not included in this ebook.

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the corners, and would necessitate a constant motion of the printing frame throughout exposure, which is not wholly satisfactory. The remedy would be to use a stronger light at a greater distance. But another reference to Fig. 1 will show that if a 5 × 7 negative be held at seven inches from the light the difference will be only as 49 is to 56, which can in practice be disregarded, though it would be better to have it even less. Hence we see that it is never safe to have our unit less than the base-line of our plate, and it is better to have it even greater, as we will frequently be obliged to halve the distance to overcome contrasts. It follows from this that the larger our negatives the stronger must be our light.

Now all of these considerations may make very dry reading, but the reader who has followed them closely will see how vital they are to successful work. It should not be thought, however, that every exposure on bromide paper must involve an arithmetical calculation. On the contrary, o

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