Piegari, Anna; Di Sarcina, Ilaria; Grilli, Maria Luisa; Scaglione, Salvatore; Sytchkova, Anna
(Optical Society of America, 2011)
Very narrowband transmission filters, as parts of an instrument for the study of lightning phenomena, are described. Their performance must be maintained at an incidence angle of ±5:5° and this condition poses some limitations ...