Edward P Hyde (28 results)

Pamphlet. Condition: Very Good. Bull Bureau Standards, Vol 3, pp. 341-344, Illus, Extracted from orig vol, thus begins with title page, trimmed & stapled pamphlet, else VG.

Pamphlet. Condition: Very Good. Bull Bureau Standards, Vol 3, pp. 357-369, Illus, Extracted from orig vol, begins with title page, trimmed & stapled, thus is like a pamphlet, else VG.

Pamphlet. Condition: Very Good. Bull Bureau Standards, Vol 3, pp. 65-80, Illus, Extracted from orig vol, thus begins with title page, trimmed & stapled pamphlet, else VG.

Pamphlet. Condition: Very Good. Bull Bureau Standards, Vol 3, pp. 81-104, Illus, Extracted from orig vol, begins with title page, stapled & trimmed, thus is like a pamphlet, VG.

PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000.

Softcover. Condition: Very Good. Abstract-Bulletin of the Physical Laboratory of the National Electric Lamp Association. Vol. 1, No. 1. 127 pp. Brown wraps, with name of previous owner (Lewis L. Mellor, of the Detroit Observatory) on cover. Very good with no marks to text and a few smudges to covers.; 8vo - over 7¾" - 9¾".…

HRD. Condition: New. New Book. Shipped from UK. Established seller since 2000.

Condition: New.

Condition: New.

HRD. Condition: New. New Book. Shipped from UK. Established seller since 2000.

Paperback. Condition: New. Print on Demand. This book explores the technical aspects of photometers used to measure light intensity. The author emphasizes the importance of mirror placement and distribution in order to accurately obtain mean spherical and hemispherical candle power readings. Through a series of mathematical equations and hypothetical intensity curves, the author demonstrates how different mirror arrangements impact the accuracy of the readings. Ultimately, this book provides valuable insights into the design and application of integrating photometers, which are crucial tools in the field of photometry. 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.…

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.…

Paperback. Condition: New. Print on Demand. This book explores the use of the rotating lamp method in determining the mean horizontal intensity of incandescent lamps. The author, an expert in photometry, begins by giving an overview of existing methods for assessing lamp intensity before introducing the rotating lamp method itself. A thorough investigation of the rotating lamp method follows. This includes an examination of the errors in the method resulting from the lamp's filament distortion and from the flickering effect caused by high-speed rotation. Furthermore, the author proposes a modified version of the rotating lamp technique that uses an auxiliary mirror to reduce the flickering effect while retaining accuracy. The author concludes by discussing the practical applications of the modified rotating lamp method, establishing it as a reliable and precise tool for measuring the mean horizontal intensity of incandescent lamps. 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.…

Paperback. Condition: New. Print on Demand. This book explores the complex geometry of radiating surfaces, delving into the fundamental principles that govern how they emit and distribute light. The author, a renowned scientist, meticulously analyzes the behavior of various radiating sources, from point sources to complex shapes like cylinders and strips. By deriving mathematical equations and conducting numerical computations, this book uncovers the intricacies of light distribution and its dependence on distance and angle of emission. It challenges the widely accepted inverse square law and cosine law, demonstrating the limitations of these approximations when applied to real-world radiating surfaces. Through rigorous analysis, the author reveals the significant deviations that occur, particularly in close proximity to extended sources. The book's insights are invaluable for researchers and practitioners in optics, illuminating engineering, and other fields that involve the study and application of light. It provides a comprehensive understanding of the geometrical factors influencing light propagation, enabling more accurate modeling and optimization of lighting systems. 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.…

Paperback. Condition: New. Print on Demand. This book analyzes how frosted incandescent lamps differ from plain ones. The author, an expert in the field, provides a comparative study of various frosted and plain lamps, discussing the advantages and disadvantages of each. Insights are provided on mean horizontal intensity, mean spherical candlepower, and useful life. The author posits that the reduced lifespan of frosted lamps is due to increased light absorption by the deposited carbon film. The effects of frosting on distribution, life, and absorption are examined in-depth, with the author concluding that the useful life of frosted lamps is reduced to 60-70% of plain lamps due to this increased absorption, rather than a difference in physical or mechanical properties. 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.…

Condition: Sehr gut. Zustand: Sehr gut | Sprache: Englisch | Produktart: Bücher | Keine Beschreibung verfügbar.

Condition: Sehr gut. Zustand: Sehr gut | Sprache: Englisch | Produktart: Bücher | Keine Beschreibung verfügbar.

LeatherBound. Condition: New. BOOKS ARE EXEMPT FROM IMPORT DUTIES AND TARIFFS; NO EXTRA CHARGES APPLY. Leather Binding on Spine and Corners with Golden leaf printing on spine. Bound in genuine leather with Satin ribbon page markers and Spine with raised gilt bands. A perfect gift for your loved ones. Reprinted from 1907 edition. NO changes have been made to the original text. This is NOT a retyped or an ocr'd reprint. Illustrations, Index, if any, are included in black and white. Each page is checked manually before printing. As this print on demand book is reprinted from a very old book, there could be some missing or flawed pages, but we always try to make the book as complete as possible. Fold-outs, if any, are not part of the book. If the original book was published in multiple volumes then this reprint is of only one volume, not the whole set and contains approximately 28 pages. IF YOU WISH TO ORDER PARTICULAR VOLUME OR ALL THE VOLUMES YOU CAN CONTACT US. Resized as per current standards. Sewing binding for longer life, where the book block is actually sewn (smythe sewn/section sewn) with thread before binding which results in a more durable type of binding. Language: English.…

LeatherBound. Condition: New. BOOKS ARE EXEMPT FROM IMPORT DUTIES AND TARIFFS; NO EXTRA CHARGES APPLY. Leather Binding on Spine and Corners with Golden leaf printing on spine. Bound in genuine leather with Satin ribbon page markers and Spine with raised gilt bands. A perfect gift for your loved ones. Reprinted from 1907 edition. NO changes have been made to the original text. This is NOT a retyped or an ocr'd reprint. Illustrations, Index, if any, are included in black and white. Each page is checked manually before printing. As this print on demand book is reprinted from a very old book, there could be some missing or flawed pages, but we always try to make the book as complete as possible. Fold-outs, if any, are not part of the book. If the original book was published in multiple volumes then this reprint is of only one volume, not the whole set and contains approximately 20 pages. IF YOU WISH TO ORDER PARTICULAR VOLUME OR ALL THE VOLUMES YOU CAN CONTACT US. Resized as per current standards. Sewing binding for longer life, where the book block is actually sewn (smythe sewn/section sewn) with thread before binding which results in a more durable type of binding. Language: English.…