{"first_sentence": {"type": "/type/text", "value": "Optics pertains to the generation, amplification, propagation, reception, modification, and modulation of light, and light is considered to be a very tiny portion of the electromagnetic spectrum responsible for vision."}, "physical_format": "Hardcover", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "languages": [{"key": "/l/eng"}], "publishers": ["CRC"], "number_of_pages": 400, "isbn_13": ["9781574446975"], "id": 13023730, "edition_name": "2 edition", "isbn_10": ["1574446975"], "publish_date": "July 15, 2009", "key": "/b/OL9694394M", "authors": [{"key": "/a/OL3310762A"}], "title": "Optical Methods of Measurement, Second Edition (Optical Science and Engineering Series)", "type": {"key": "/type/edition"}, "subjects": ["Laser technology", "Mathematics and Science", "Technology & Industrial Arts", "Technology", "Science/Mathematics", "Lasers", "Technology / Lasers"], "revision": 1}