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David A. Harbour presents a brilliant narrative for the Amateur Telescope Maker (ATM), on exactly how the "Foucault Test" is interpreted. Through a series of "foundation lessons" Mr. Harbour ensures the ATM understands what the Foucault Test is revealing, and what to do about it as he figures the telescope mirror to achieve the perfect paraboloid. Imagine if the makers of the Hubble Space Telescope had used this book as a guide to test the HST's ...
By David A. Harbour
Paperback: 142 pages
Publisher: Sapphire Publications; 2 edition (July 22, 2013)
Language: English
ISBN-10: 1623740037
ISBN-13: 978-1623740030
Product Dimensions: 6 x 0.3 x 9 inches
Amazon Rank: 993074
Format: PDF ePub djvu book
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