Detector Spectral Response From 350 to 1200 Nm Using a Monochromator Based Spectral Comparator (Classic Reprint)
Idioma: inglés
Editorial: Forgotten Books, 2018
- Tapa dura
- Nuevo
Librería: PBShop.store US, Wood Dale, IL, Estados Unidos de AmericaPBShop.store US
Vendedor de IberLibro desde 7 de abril de 2005
Condición: Nuevo
EUR 34,87
Cantidad disponible: 15 disponibles
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N° de ref. del artículo LX-9780366469741
- Título
- Detector Spectral Response From 350 to 1200 Nm Using a Monochromator Based Spectral Comparator (Classic Reprint)
- Autor
- Antonio Corrons
- Editorial
- Forgotten Books
- Año de publicación
- 2018
- Estado
- New
- Encuadernación
- HRD
- Idioma
- inglés
- ISBN 10
- 0366469746
- ISBN 13
- 9780366469741
- Peso del artículo
- 250 gramos
In this study we have examined both the method of monochromator based spectral comparison measurement and the method of detector spectral response measurement using a spectral irradiance standard lamp and several narrow-band interference filters. This study was undertaken in order to evaluate these techniques which have been used for many years to measure detector response. It is most important to evaluate and understand the limitations of monochrom ator based spectral response comparators. Even though better monochromatic sources are now available with the advent of amplitude stabilized cw lasers, monochromator based comparators will still continue to be widely used for the transfer of absolute spectral response.
The measurement of relative spectral response using a standard lamp and filters was applied to a thermopile with a blackened receiver surface. Because one would expect the response of such a thermopile to be a nearly constant function of wavelength, it is the ideal detector for this type of response determination. That is, one would expect to achieve the greatest accuracy from the lamp and filter method for a detector whose response did not vary over the bandwidth of each of the various filters. It was found that for the thermo piles available to us and suitable for use with the spectral comparator, the spectral response was not wavelength independent variations on the order of 8% were observed. This is quite contrary to what one might reasonably assume from what is known about the reflectivity of a thick gold-black coating [9] and the transmission of the quartz window used in the construction of these thermopiles.
About the Publisher
Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com
This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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Wood Dale, IL, Estados Unidos de America
Vendedor de IberLibro desde 7 de abril de 2005
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