Zobrazeno 1 - 10
of 27
pro vyhledávání: '"E. Wilfred Taylor"'
Autor:
E. Wilfred Taylor
Publikováno v:
Journal of the American Society for Naval Engineers. 26:813-831
Autor:
E Wilfred Taylor
Publikováno v:
Journal of Scientific Instruments. 22:43-48
An attempt is made to trace the evolution of the inverting eyepiece from a simple convex lens to the very elaborate modern systems employing as many as seven component lenses. The conditions that an eyepiece should satisfy are stated with special ref
Autor:
E Wilfred Taylor
Publikováno v:
Transactions of the Optical Society. 23:241-245
The correct balancing of the components of a large object glass in necessarily a lengthy and difficult process, and the effect, at the focus, of a similar alteration of curvature at each of the four surfaces, is different. If the effect of an alterat
Autor:
A. F. Hallimond, E. Wilfred Taylor
Publikováno v:
Mineralogical Magazine and Journal of the Mineralogical Society. 28:296-302
Measurements with the petrological microscope may be divided into those made with the orthoscopic and those with the conoscopic arrangements. It was early realized that if the micrometer scale or compensator was inserted in the focal plane of the ocu
Autor:
E. Wilfred Taylor
Publikováno v:
Empire Survey Review. 6:258-269
Work on the original Geodetic Tavistock Theodolite was commenced in the autumn of 1931, and after suitable tests this instrument was sent out to East Africa and used on the East African Arc. Bt Major M. Hotine, R.E., writing in the E.S.R. of April 19
Autor:
E. Wilfred Taylor
Publikováno v:
Empire Survey Review. 6:69-75
When a theodolite is used to measure an angle, the result will be subjected to certain instrumental and personal errors which affect the measurement. Such errors may be accidental or systematic. Those of the former type, which follow no law and which
Autor:
E. Wilfred Taylor
Publikováno v:
Empire Survey Review. 5:466-480
Special precautions are taken in the workshop to ensure that divided circles are so mounted that the point from which the circle graduations radiate lies accurately on the axis about which rotation of the circle and reading index or indices takes pla
Autor:
A. F. Hallimond, E. Wilfred Taylor
Publikováno v:
Mineralogical Magazine and Journal of the Mineralogical Society. 28:96-103
In the description of an improved polarizing microscope, recently published by the present authors, provision was made for the use of polarizing film in place of calcite prisms, and the consequent changes in the design of the substage and tube were d
Autor:
E Wilfred Taylor
Publikováno v:
Transactions of the Optical Society. 24:321-325
The shapes of the primary and secondary image curves formed by a thin simple lens of an object plane at infinity are well known, and can be readily determined. The object of this paper is to show that the image curves in the case of a double object g
Autor:
E. Wilfred Taylor
Publikováno v:
Empire Survey Review. 13:298-309
It is well known that the Tavistock Theodolite derives its name from the town of Tavistock in Devon which was in 1926 the site of a Conference between Survey Officers of the British Government and representatives of the principal manufacturing firms.