The American annual of photography (1912) (14579311959)

Identifier: americanannualof1912newy (find matches)
Title: The American annual of photography
Year: 1912 (1910s)
Authors:
Subjects: Photography
Publisher: New York : Tennant and Ward
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University



Text Appearing Before Image:
ous placing of a figure or by the arrangement of theprincipal light, etc. If the foreground is the main point of interest, do not havetoo much background. If background is of most interest, noprominent objects should be in foreground. The lines of the background, if possible, should emphasizeand repeat those of the figures, trees and buildings in the fore-ground. If not actually repeated, the foreground and back-ground should be related to one another either by likeness oreffective contrasts, as with cattle large and prominent in theforeground there should be a wide and spacious view in onepart of the landscape to give proper sense of space and ab-sence of restraint. The shadow masses in landscapes may be utilized in thecomposition by determining the best direction of the lighting,i. e., best time of day. They are often useful in filling upan uninteresting foreground. Apart from the effects of atmosphere, distance has a verysmall influence on time of exposure. At a distance of lOO 266
Text Appearing After Image:
IN THE NORTH COUNTRY. LIONEL DICKINSON, times focal length of the ordinary landscape lens the exposurerequired to produce same the density in a white object asin the sky is about the same. Nearer than that distance,say at ten times the focal length of the lens, the exposurerequired for a white object is a very little more than thatrequired to produce the same density as the sky. The effect of great distance on exposure, as compared withthe same objects near at hand, is about as ten to one. Objectsnearer than fifty yards, unless very close to the camera, re-quire about the same exposure, as there is very little interven-ing atmosphere. The influence of the weather upon exposure at a givenhour of the day is not great, being but about four to five, asbetween a very bright and very dull day. The greatest in-fluences are, the height of the sun, season of the year and theamount of dust in the atmosphere, as at sunset when thelight is of a red color. The appearance of the image on the ground