2021-04-122004-09-010277786X1996756Xhttp://hdl.handle.net/10784/27936EMIR is a NIR multiobject spectrograph with imaging capabilities to be used at the GTC. A general description of instrument performances, as well as the updated optical and mechanical layouts, can be found elsewhere on these proceedings.enghttps://v2.sherpa.ac.uk/id/publication/issn/0277-786Xinfo:eu-repo/semantics/articleOptomechanical designLensesEquipment and servicesCollimatorsSilicaSpectrographsNear infraredOptical componentsOptical design2021-04-12Barrera, SoniaVillegas, AlejandroFuentes, JavierCorrea, SantiagoPérez, JaimeRedondo, PabloR. RestrepoSánchez, VicenteTenegi, FabioGarzón, FranciscoPatrón, Jesus10.1117/12.550463