A Comparison of the International Units of Luminous Intensity of the United States with Those of Germany, England and France (Classic Reprint) - Softcover
Synopsis
Excerpt from A Comparison of the International Units of Luminous Intensity of the United States With Those of Germany, England and France
Interesting therefore to compare these ratios with those calculated from the values assigned by the various laboratories to the twelve incandescent lamps of the Bureau of Standards. The ratios calou lated from the incandescent lamp measurements are given in Table IX. In making the computations the intensity of the Carcel lamp.
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A Comparison of the International Units of Luminous Intensity of the United
Print on DemandSeller: Forgotten Books, London, United Kingdom
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Paperback. Condition: New. Print on Demand. This book details the meticulous scientific processes undertaken by the author to determine various measurement standards used in photometry. Primarily focused on comparing light intensity units among the U.K., France, Germany, and the United States, the author provides a wealth of insightful information on the challenges and methodologies involved in establishing uniform standards for measuring light intensity. The book explores the historical development of photometric standards and the role of various international organizations in standardizing these measurements. It examines the accuracy and reproducibility of different primary photometric standards, such as the Hefner, Carcel, and Harcourt pentane lamps, and discusses the discrepancies and convergences in their respective measurements. The author also delves into the complexities of maintaining consistent light intensity units over time and across different laboratories, emphasizing the significance of regular comparisons and intercalibration of standards. This book offers a valuable resource for researchers, engineers, and anyone interested in the history, science, and practical applications of photometry. Its insights contribute to the advancement of accurate and reliable photometric measurements, which are essential for diverse fields ranging from scientific research to industrial applications and everyday lighting. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. Seller Inventory # 9781333942519_0
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A Comparison of the International Units of Luminous Intensity of the United States With Those of Germany, England and France Classic Reprint
Seller: PBShop.store US, Wood Dale, IL, U.S.A.
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PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000. Seller Inventory # LW-9781333942519
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A Comparison of the International Units of Luminous Intensity of the United States With Those of Germany, England and France Classic Reprint
Seller: PBShop.store UK, Fairford, GLOS, United Kingdom
Seller rating 5 out of 5 stars
PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000. Seller Inventory # LW-9781333942519