{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Introduction to the Optical Transfer Function","author_name":"Charles S. Williams, Orville A. Becklund","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0471947709.html\">Introduction to the Optical Transfer Function</a>","width":400,"height":300}