https://experts.arizona.edu/en/publications/absolute-magnitudes-and-colors-of-rr-lyrae-stars-in-decam-passban/
Absolute Magnitudes and Colors of RR Lyrae Stars in DECam Passbands from Photometry of the Globular...
https://ch.mathworks.com/help/ident/ref/idfilt.html
idfilt - Filter data using user-defined passbands, general filters, or Butterworth filters - MATLAB
This MATLAB function filters data using user-defined passbands, general filters, or Butterworth filters.
filter datauser defined
https://portal.fis.tum.de/en/publications/study-of-spurious-passbands-of-ridged-hollow-waveguide-filters/
Study of Spurious Passbands of Ridged Hollow Waveguide Filters - Technical University of Munich
waveguide filterstechnical universitystudyspuriousridged