The advance of photography : its history and modern applications (1911)

Record Details:

Title:
The advance of photography : its history and modern applications
Date:
1911
Publisher:
London : K. Paul, Trench, Trübner & Co., Ltd.
Volume:
The advance of photography : its history and modern applications
Leaf #:
000160
Language:
English
Subjects:
Motion Pictures, Motion pictures--Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
May 02, 2024
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128 THE ADVANCE OF PHOTOGRAPHY separate lens, the front requiring about four times, and the back twice the exposure required by the complete lens, at the same diameter of the stop. Fig. 44. Fig. 45. Fig. 44 shows complete lens as used for Rapid or WideAngle Work. Front Combination used as a Single Lens. Fig. 45 The ordinary wide-angle lens should not be used even for architectural work, where one of longer focus can be employed. The reason for this will be obvious if a picture of objects situated in different planes, taken by such a lens, is examined. The objects f|sre^mcT§i || in the foreground will appear exag gerated in size, and those in the distance diminished. In order to obtain correct ideas of the objects portrayed, photographs should be viewed from a distance equal to that of the focal length of the lens used ; and since the distance Back combination used as 0f distinct vision f or ordinary eyesingle lens. sight is about 10»s it can easily be seen that Avhile a view taken with a lens of 8" focus may appear quite satisfactory, it is by no means so certain Fig. 46.