The American annual of photography . SUNLIT WATERS. Edward R. Dickson. and snap. As a rule an exposure of from 1/5 of a second toYz a second will be found quite satisfactory. It is of courseessential to have the camera with as long a bellows extension asone can conveniently secure. The advantage of this will bereadily seen, especially when one does portrait work and wishesto obtain large heads. As far as the lens is concerned almostany one of the standard types of good lenses will yield excel-lent results. I therefore leave the choice of this last namedcommodity to the selection of the photogr
The American annual of photography . SUNLIT WATERS. Edward R. Dickson. and snap. As a rule an exposure of from 1/5 of a second toYz a second will be found quite satisfactory. It is of courseessential to have the camera with as long a bellows extension asone can conveniently secure. The advantage of this will bereadily seen, especially when one does portrait work and wishesto obtain large heads. As far as the lens is concerned almostany one of the standard types of good lenses will yield excel-lent results. I therefore leave the choice of this last namedcommodity to the selection of the photographer. The last and perhaps the best method of making Dore-types is the one which is almost identical with the usual meth-od of enlarging. All restrictions which were encountered in theprevious processes are in this one completely eliminated. Apoint of major importance is that the entire work is to be ? -SAa</o yvSoy. fZ ) A/arro *v s/njos o/)Voo</.- for coi^er - c/o^. J [ . .1. xA Jr^^^.z.^=^^:t: /<jrou/7c/ G/sS5 Coyer ^/oM. Co/er r/o/i^?- Figure 2. carried on in either the dark-room, or in a room especiallyprepared for this purpose. As the plate, which is extremelysensitive, is handled more freely than in the ordinary pho-tographic process, a safe light having the highest factor ofsafety should be employed. After exhaustive experiments I have found that a safelight (electric) constructed on the following principles willbe found most satisfactory: Build a rectangular wood ormetal box, 8 x 14 x 6, into this box fasten an electricsocket so as to receive an incandescent bulb. A 40-watt am-ber colored tungsten bulb will serve the purpose front window of the lantern is constructed in the follow-ing manner: Take a sheet of ruby glass and a piece ofground-glass, and between them place one thickness of orange 41 paper, the kind that is used for envelopes in radiography, bindthe thr
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Keywords: ., bookcentury1900, bookdecade1910, bookpublishernewyo, bookyear1919
