{"id":"https://openalex.org/W2003123075","doi":"https://doi.org/10.1086/105950","title":"A wide-field reflecting telescope.","display_name":"A wide-field reflecting telescope.","publication_year":1946,"publication_date":"1946-01-01","ids":{"openalex":"https://openalex.org/W2003123075","doi":"https://doi.org/10.1086/105950","mag":"2003123075"},"language":"en","primary_location":{"id":"doi:10.1086/105950","doi":"https://doi.org/10.1086/105950","is_oa":true,"landing_page_url":"https://doi.org/10.1086/105950","pdf_url":"http://adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1946AJ.....52R..43H&link_type=ARTICLE&db_key=AST&high=","source":{"id":"https://openalex.org/S100695177","display_name":"The Astronomical Journal","issn_l":"0004-6256","issn":["0004-6256","1538-3881"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astronomical Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"http://adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1946AJ.....52R..43H&link_type=ARTICLE&db_key=AST&high=","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5050311598","display_name":"Francois Charles Henroteau","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"F. Henroteau","raw_affiliation_strings":["-"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"-","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5050311598"],"corresponding_institution_ids":[],"apc_list":{"value":4499,"currency":"USD","value_usd":4499},"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.08870968,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"52","issue":null,"first_page":"43","last_page":"43"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12917","display_name":"Astronomy and Astrophysical Research","score":0.8208000063896179,"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"}},"topics":[{"id":"https://openalex.org/T12917","display_name":"Astronomy and Astrophysical Research","score":0.8208000063896179,"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/T11517","display_name":"Advanced optical system design","score":0.12720000743865967,"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/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.03269999846816063,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/reflecting-telescope","display_name":"reflector","score":0.8730000257492065},{"id":"https://openalex.org/keywords/wide-field-telescope","display_name":"wide-field telescope","score":0.9480000138282776},{"id":"https://openalex.org/keywords/telescope-design","display_name":"telescope design","score":0.5429999828338623}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.9638931751251221},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.6233325004577637},{"id":"https://openalex.org/C2780848835","wikidata":"https://www.wikidata.org/wiki/Q4213","display_name":"Telescope","level":2,"score":0.6009176969528198},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.5174389481544495},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.3230857253074646},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1086/105950","doi":"https://doi.org/10.1086/105950","is_oa":true,"landing_page_url":"https://doi.org/10.1086/105950","pdf_url":"http://adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1946AJ.....52R..43H&link_type=ARTICLE&db_key=AST&high=","source":{"id":"https://openalex.org/S100695177","display_name":"The Astronomical Journal","issn_l":"0004-6256","issn":["0004-6256","1538-3881"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astronomical Journal","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1086/105950","doi":"https://doi.org/10.1086/105950","is_oa":true,"landing_page_url":"https://doi.org/10.1086/105950","pdf_url":"http://adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1946AJ.....52R..43H&link_type=ARTICLE&db_key=AST&high=","source":{"id":"https://openalex.org/S100695177","display_name":"The Astronomical Journal","issn_l":"0004-6256","issn":["0004-6256","1538-3881"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astronomical Journal","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2003123075.pdf","grobid_xml":"https://content.openalex.org/works/W2003123075.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1998585133","https://openalex.org/W199747999","https://openalex.org/W4321138656","https://openalex.org/W2084418621","https://openalex.org/W1969239943","https://openalex.org/W2008160939","https://openalex.org/W115654943","https://openalex.org/W2114213122","https://openalex.org/W2115074907","https://openalex.org/W6990515060"],"abstract_inverted_index":{"This":[0],"telescope":[1,7],"which":[2,17,25,38,47],"would":[3],"replace":[4],"the":[5,28,31,36,44,55,58,62,79],"Schmidt":[6,80],"with":[8],"advantage":[9],"is":[10,33,65],"composed":[11],"of":[12,30,57,78],"two":[13],"concentric":[14],"spherical":[15],"mirrors":[16],"neutralize":[18],"each":[19],"other's":[20],"aberrations.":[21],"The":[22],"first":[23,26,45,63],"mirror":[24],"receives":[27],"light":[29,56],"stars":[32,59],"convex":[34],"while":[35],"second":[37],"has":[39,49],"a":[40,50],"greater":[41],"radius":[42],"than":[43],"and":[46,91],"also":[48],"central":[51],"aperture":[52],"to":[53,60,68,87],"allow":[54],"reach":[61],"mirror,":[64],"concave.":[66],"According":[67],"computations":[69],"it":[70],"should":[71],"give":[72],"images":[73],"as":[74,76],"good":[75],"those":[77],"telescope.":[81],"It":[82],"is,":[83],"however,":[84],"much":[85],"simpler":[86],"build.":[88],"Farnsworth":[89],"Television":[90],"Radio":[92],"Corporation,":[93],"Fort":[94],"Wayne,":[95],"Ind.":[96]},"counts_by_year":[],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}
