{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Optical Systems Engineering","author_name":"Keith Kasunic","thumbnail_url":"https://www.ebooknetworking.net/books/125/902/big1259025918.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1259025918.html\">Optical Systems Engineering</a>","width":400,"height":300}