{"id":"https://openalex.org/W1004639411","doi":"https://doi.org/10.1007/978-1-4614-7467-8_2","title":"Binocular Optics and Mechanics","display_name":"Binocular Optics and Mechanics","publication_year":2013,"publication_date":"2013-08-01","ids":{"openalex":"https://openalex.org/W1004639411","doi":"https://doi.org/10.1007/978-1-4614-7467-8_2","mag":"1004639411"},"language":"en","primary_location":{"id":"doi:10.1007/978-1-4614-7467-8_2","doi":"https://doi.org/10.1007/978-1-4614-7467-8_2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-1-4614-7467-8_2","pdf_url":null,"source":{"id":"https://openalex.org/S4210170852","display_name":"Patrick Moore's practical astronomy series/The Patrick Moore practical astronomy series","issn_l":"1617-7185","issn":["1617-7185","2197-6562"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Patrick Moore Practical Astronomy Series","raw_type":"book-chapter"},"volume":{"id":"https://openalex.org/W4246336660","display_name":"Binocular Astronomy"},"type":"book-chapter","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5043921149","display_name":"Stephen Tonkin","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Stephen Tonkin","raw_affiliation_strings":["Fordingbridge, Hampshire, UK","Fordingbridge, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fordingbridge, Hampshire, UK","institution_ids":[]},{"raw_affiliation_string":"Fordingbridge, UK","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5043921149"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.13526301,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"9","last_page":"41"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11517","display_name":"Advanced optical system design","score":0.9609000086784363,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11517","display_name":"Advanced optical system design","score":0.9609000086784363,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12917","display_name":"Astronomy and Astrophysical Research","score":0.027699999511241913,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14158","display_name":"Optical Systems and Laser Technology","score":0.00139999995008111,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/binoculars","display_name":"binoculars","score":0.9679999947547913},{"id":"https://openalex.org/keywords/image-plane","display_name":"image plane","score":0.6729999780654907},{"id":"https://openalex.org/keywords/light-gathering","display_name":"light gathering","score":0.6150000095367432},{"id":"https://openalex.org/keywords/optical-systems","display_name":"optical systems","score":0.3889999985694885}],"concepts":[{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4798238277435303},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.42534157633781433},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.3416889011859894}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-1-4614-7467-8_2","doi":"https://doi.org/10.1007/978-1-4614-7467-8_2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-1-4614-7467-8_2","pdf_url":null,"source":{"id":"https://openalex.org/S4210170852","display_name":"Patrick Moore's practical astronomy series/The Patrick Moore practical astronomy series","issn_l":"1617-7185","issn":["1617-7185","2197-6562"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Patrick Moore Practical Astronomy Series","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W203964522","https://openalex.org/W1600851620","https://openalex.org/W1614636330","https://openalex.org/W4206737333"],"related_works":["https://openalex.org/W4388457575","https://openalex.org/W2313746421","https://openalex.org/W2897963357","https://openalex.org/W3023177608","https://openalex.org/W4246573671","https://openalex.org/W4388457515","https://openalex.org/W3048418018","https://openalex.org/W2503426982","https://openalex.org/W1999812845","https://openalex.org/W4249986909"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
