{"id":52,"date":"2019-09-17T16:46:42","date_gmt":"2019-09-17T20:46:42","guid":{"rendered":"https:\/\/www.bu.edu\/pto\/?page_id=52"},"modified":"2026-01-08T12:37:15","modified_gmt":"2026-01-08T17:37:15","slug":"pto-instruments","status":"publish","type":"page","link":"https:\/\/www.bu.edu\/pto\/perkins-telescope-observatory\/pto-instruments\/","title":{"rendered":"Facility Instruments"},"content":{"rendered":"<h4><em>Mimir<\/em><\/h4>\n<p><img loading=\"lazy\" src=\"http:\/\/www.bu.edu\/iar\/files\/2019\/04\/Mimir_picture.jpg\" alt=\"\" width=\"2160\" height=\"1440\" class=\"alignright size-full wp-image-1975\" srcset=\"http:\/\/www.bu.edu\/iar\/files\/2019\/04\/Mimir_picture.jpg 2160w, http:\/\/www.bu.edu\/iar\/files\/2019\/04\/Mimir_picture-636x424.jpg 636w, http:\/\/www.bu.edu\/iar\/files\/2019\/04\/Mimir_picture-768x512.jpg 768w, http:\/\/www.bu.edu\/iar\/files\/2019\/04\/Mimir_picture-1024x683.jpg 1024w\" sizes=\"(max-width: 2160px) 100vw, 2160px\" \/><\/p>\n<ul>\n<li>the primary near-IR instrument for the Perkins telescope<\/li>\n<li>instrument website: <a href=\"http:\/\/people.bu.edu\/clemens\/mimir\/\">http:\/\/people.bu.edu\/clemens\/mimir\/<\/a><\/li>\n<li>two imaging modes, spectroscopy, and broadband linear polarization<\/li>\n<li>detector: Raytheon ALLADIN 1024&#215;1024 InSb, 20 micron pixels<\/li>\n<li>wavelengths: 0.8 to 5.0 microns<\/li>\n<li>fields of view: 10 x 10 arcmin and 3 x 3 arcmin<\/li>\n<li>pixel scales: 0.58 arcsec\/pixel and 0.18 arcsec\/pixel<\/li>\n<li>imaging filters: MKO <em>JHKsL&#8217;M&#8217;,<\/em>\u00a0H2S1 (on\/off)<\/li>\n<li>spectral resolution: R = 120 to 550<\/li>\n<li>spectral coverage: 1.16 microns to 5.6 microns<\/li>\n<li>polarimetric efficiency: 91.2 \u00b1 2.5%<\/li>\n<li>average instrumental polarization: 0.35 \u00b1 0.02%<\/li>\n<\/ul>\n<h4>The Perkins Re-Imaging SysteM (PRISM)<\/h4>\n<p><img loading=\"lazy\" src=\"http:\/\/www.bu.edu\/iar\/files\/2019\/04\/PA270004_JPGprism.jpg\" alt=\"\" width=\"1600\" height=\"1200\" class=\"alignright size-full wp-image-1974\" srcset=\"http:\/\/www.bu.edu\/iar\/files\/2019\/04\/PA270004_JPGprism.jpg 1600w, http:\/\/www.bu.edu\/iar\/files\/2019\/04\/PA270004_JPGprism-636x477.jpg 636w, http:\/\/www.bu.edu\/iar\/files\/2019\/04\/PA270004_JPGprism-768x576.jpg 768w, http:\/\/www.bu.edu\/iar\/files\/2019\/04\/PA270004_JPGprism-1024x768.jpg 1024w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/p>\n<ul>\n<li>the primary optical instrument for the Perkins telescope<\/li>\n<li>instrument website: <a href=\"http:\/\/www.bu.edu\/prism\/\">http:\/\/www.bu.edu\/prism\/<\/a><\/li>\n<li>imaging, slit\/multi-object spectroscopy, broadband linear polarization<\/li>\n<li>wavelengths: 3500-9500 Angstroms<\/li>\n<li>detector: e2v 230-42 back-illuminated CCD, 2048&#215;2024 15-micron pixels<\/li>\n<li>field of view: 13.65 x 13.65 arcminutes<\/li>\n<li>pixel scale: 0.39 arcsec\/pixel<\/li>\n<li>imaging filters: 5 slots, options for Johson-Cousins UBVRI, SDSS <em>ugriz,<\/em> H\u03b1 on\/off, and BG40<\/li>\n<li>spectral resolution: R = 140 to 850<\/li>\n<li>spectral coverage: 350 nm to 950 nm<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Mimir the primary near-IR instrument for the Perkins telescope instrument website: http:\/\/people.bu.edu\/clemens\/mimir\/ two imaging modes, spectroscopy, and broadband linear polarization detector: Raytheon ALLADIN 1024&#215;1024 InSb, 20 micron pixels wavelengths: 0.8 to 5.0 microns fields of view: 10 x 10 arcmin and 3 x 3 arcmin pixel scales: 0.58 arcsec\/pixel and 0.18 arcsec\/pixel imaging filters: MKO [&hellip;]<\/p>\n","protected":false},"author":16674,"featured_media":0,"parent":5,"menu_order":3,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/www.bu.edu\/pto\/wp-json\/wp\/v2\/pages\/52"}],"collection":[{"href":"https:\/\/www.bu.edu\/pto\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bu.edu\/pto\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/pto\/wp-json\/wp\/v2\/users\/16674"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/pto\/wp-json\/wp\/v2\/comments?post=52"}],"version-history":[{"count":9,"href":"https:\/\/www.bu.edu\/pto\/wp-json\/wp\/v2\/pages\/52\/revisions"}],"predecessor-version":[{"id":994,"href":"https:\/\/www.bu.edu\/pto\/wp-json\/wp\/v2\/pages\/52\/revisions\/994"}],"up":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/pto\/wp-json\/wp\/v2\/pages\/5"}],"wp:attachment":[{"href":"https:\/\/www.bu.edu\/pto\/wp-json\/wp\/v2\/media?parent=52"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}