File:Photographic pastimes - a series of interesting experiments for amateurs for obtaining novel and curious effects with the aid of the camera (1891) (14766070905).jpg

Identifier: photographicpast00schn (find matches)
Title: Photographic pastimes : a series of interesting experiments for amateurs for obtaining novel and curious effects with the aid of the camera
Year: 1891 (1890s)
Authors: Schnauss, Hermann
Subjects: Photography Trick photography
Publisher: London : Iliffe & Son
Contributing Library: Getty Research Institute
Digitizing Sponsor: Getty Research Institute

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Text Appearing Before Image:
Fig 21. the neck of the sitter, is removed byretouching. By this plan a fresh sitting is requiredfor each caricature body. When small 64 PHOTOGRAPHIC PASTIMES. outlines are used, they should be copiedphotographically, when the negativemay be used in combination with anyhead, by masking and double printing.If a large number are required of onesubject, a print may be made fromthe body negative, and one from thehead. The two are then cut to join properly,mounted on a card, and copied^ so thatthe printing is done from one negative. (21). PHOTOGRAPHING GHOSTS. Many a plan has been suggested forpro-ducing spirit photographs, and one methodis to take advantage of the optical prin-ciple known as fluorescence. Paint on awhite screen with sulphate of quinine(which is colourless) something shadowyto represent the ^ethereal being. Exposethis to bright sunlight for a short time, PHOTOGRAPHING GHOSTS. 65 and then place the unsuspecting believerin guardian angels before this screen,
Text Appearing After Image:
Fig. 22.—Spirit Photograph. photograph in the ordinary way, and atthe same time a hazy picture of the 66 PHOTOGRAPHIC PASTIMES. quinine drawing will appear to hover overthe sitter. The invisible rays from thefluorescent quinine have actinic power,and can be photographed. Another method by which the moststriking results can be obtained, which mayserve to illustrate the most harrowingghost stories which the imagination caninvent, is the following : The backgroundshould consist of dark furniture, so as togive a sombre aspect to the scene. Now,considering that the spirit is generallyclothed in white, and that a vague, weak,and feeble image of it is more impressivethan a distinct one, it is generally suffi-cient if one-tenth of the total exposure isgiven whilst the spirit is present. Itis also desirable to put the camera out offocus during this part of the exposure,say, a quarter of an inch out for a lensof six or eight inches focus. Of course,this tends to a lack of sharpness onthe part

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