As a casual read through any of the major amateur astronomical magazines will demonstrate, there are filters available for all aspects of optical astronomy. This book provides a ready resource on the use of the following filters, among others, for observational astronomy or for imaging:Light pollution filtersPlanetary filtersSolar filtersNeutral density filters for Moon observationDeep-sky filters, for such objects as galaxies, nebulae and moreDeep-sky objects can be imaged in much greater detail than was possible many years ago. Amateur astronomers can take photographs that rival those of professional observatories! The ability to do this has been brought about by the.
Choosing and Using Astronomical Filters (The Patrick Moore Practical Astronomy Series) by Martin Griffiths ebook pdf epub mobi
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