{"product_id":"telescope-eyepieces-sean-g-ryan-9781041135876","title":"Telescope Eyepieces: Optical Theory and Design","description":"\u003cp\u003e\u003cb\u003eTelescope Eyepieces: Optical Theory and Design\u003c\/b\u003e explores the wide range of eyepiece designs. It introduces optics theory progressively to build understanding of how lenses control light in an optical system generally and in eyepieces specifically, linking optics fundamentals, design evolution and the implications for image quality.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Sean G. Ryan\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1041135874\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781041135876\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e CRC Press\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 11\/28\/2025\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 202\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Hardcover\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 1.08lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.21h x 6.14w x 0.56d","brand":"Sean G. Ryan","offers":[{"title":"Hardcover","offer_id":47930564935935,"sku":"9781041135876","price":170.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_f26f2cbd-e22e-4290-bccb-98c87a7f4c64.jpg?v=1766342676","url":"https:\/\/www.whiterainbookhouse.com\/products\/telescope-eyepieces-sean-g-ryan-9781041135876","provider":"WR Book House","version":"1.0","type":"link"}