Filter Information

Plots and data included with most lists.

Instructions for Fast Beam Simulations

Glass Filter Spectral Transmission Curves from Schott Catalog (reproduced with permission from Schott Glass Technologies, Inc.)

Filter Loan Request Form - PDF fill-in form (if using Adobe Reader).   Or, use the MS-Word version.
{ Please fill out and send the signed form via either email (richard.joyce@noirlab.edu), or mail (950 North Cherry Avenue # Tucson, AZ 85719) }

NOIRLab Filter Database

Filter FWHM (Å) CWL (Å) Telescope Instrument Plot Data Comments
narrow [OIII] (CTIO set) 50.00 5019.00 SOAR Telescope Goodman, SOI 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting)
Stromgren u 441.00 3460.00 SOAR Telescope Goodman, SOI Stromgren u Stromgren u 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting)
SDSS i' 2006.00 7731.00 SOAR Telescope Goodman, SOI SDSS i' SDSS i' 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting)
SDSS u' 719.00 3529.00 SOAR Telescope Goodman, SOI SDSS u' SDSS u' 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting)
Wing TiO 125.00 7779.00 SOAR Telescope Goodman, SOI Wing TiO Wing TiO 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting)
Bessell U 784.00 3624.00 SOAR Telescope Goodman, SOI Bessell U Bessell U 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting)
Wing CN 116.00 8123.00 SOAR Telescope Goodman, SOI Wing CN Wing CN 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting)
Stromgren v 207.00 4084.00 SOAR Telescope Goodman, SOI Stromgren v Stromgren v 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting)
Bessell I 3914.00 8665.00 SOAR Telescope Goodman, SOI Bessell I Bessell I 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting)
Johnson U 3660.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Central wavelength = 366
Johnson B 4360.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Central wavelength = 436
Johnson V 5450.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Central wavelength = 545
Kron-Cousins Rc 6410.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Central wavelength = 641
GG-385 3850.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Cutoff wavelength: < 385
GG-455 4550.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Cutoff wavelength: < 455
GG-495 4950.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Cutoff wavelength: < 495
OG-590 5900.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Cutoff wavelength: < 590
S8612 5100.00 4750.00 SOAR Telescope Goodman S8612 S8612 Goodman Spectrograph circular 4 inch diameter filters - Wavelength range: ~330-620
He I 20618.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Narrow Band Filters. Wavelengths @80% (micron): 2,0545 - 2,0674
C IV 2.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Narrow Band Filters. Wavelengths @80% (micron): 2,0753 - 2,0892
H2 21262.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Narrow Band Filters. Wavelengths @80% (micron): 2,125 - 2,146
Continuum, 2.14 mu 21462.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Narrow Band Filters. Wavelengths @80% (micron): 2,1385 - 2,1532
Br gamma 21648.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Narrow Band Filters. Wavelengths @80% (micron): 2,1592 - 2,1738
He II 21911.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Narrow Band Filters. Wavelengths @80% (micron): 2,1845 - 2,1976
H2 & continuum 2.25 mu 22570.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Narrow Band Filters. Wavelengths @80% (micron): 2,2428 - 2,2618
J 12500.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Broad Band Filter. Wavelengths @80% (micron): 1.176 - 1.322
H 16350.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Broad Band Filter. Wavelengths @80% (micron): 1.5005 - 1.7705
Ks 21500.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Broad Band Filter. Wavelengths @80% (micron): 1.9915 - 2.2955
Y 10381.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Broad Band Filter. Wavelengths @80% (micron): BW 0.1457mu
Cont-203 20336.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Narrow Band Filters. Wavelengths @80% (micron): 2,062 - 2,0400
Bry 210.00 21620.00 SOAR Telescope SPARTAN IR Width [km/s]: 2870. Note that SPARTAN filters are permanently mounted in the instrument, and therefore are always available and need not be specified in Instrument Setup forms.
cont_3 320.00 22080.00 SOAR Telescope SPARTAN IR Width [km/s]: 4310. Note that SPARTAN filters are permanently mounted in the instrument, and therefore are always available and need not be specified in Instrument Setup forms.
CO 710.00 23310.00 SOAR Telescope SPARTAN IR Width [km/s]: 9100. Note that SPARTAN filters are permanently mounted in the instrument, and therefore are always available and need not be specified in Instrument Setup forms.
Y 1000.00 1.00 SOAR Telescope SPARTAN IR
J 1860.00 12360.00 SOAR Telescope SPARTAN IR
H 2870.00 16320.00 SOAR Telescope SPARTAN IR
K 3070.00 21480.00 SOAR Telescope SPARTAN IR
He I 920.00 10820.00 SOAR Telescope SPARTAN IR Width [km/s]: 2570. Note that SPARTAN filters are permanently mounted in the instrument, and therefore are always available and need not be specified in Instrument Setup forms.
[Fe II] 140.00 16400.00 SOAR Telescope SPARTAN IR Width [km/s]: 2630. Note that SPARTAN filters are permanently mounted in the instrument, and therefore are always available and need not be specified in Instrument Setup forms.
cont_1 320.00 20400.00 SOAR Telescope SPARTAN IR Width [km/s]: 4660. Note that SPARTAN filters are permanently mounted in the instrument, and therefore are always available and need not be specified in Instrument Setup forms.
He I / C IV 290.00 20650.00 SOAR Telescope SPARTAN IR Width [km/s]: 4150. Note that SPARTAN filters are permanently mounted in the instrument, and therefore are always available and need not be specified in Instrument Setup forms.
H2 310.00 21160.00 SOAR Telescope SPARTAN IR Width [km/s]: 4380. Note that SPARTAN filters are permanently mounted in the instrument, and therefore are always available and need not be specified in Instrument Setup forms.
cont_2 300.00 21400.00 SOAR Telescope SPARTAN IR Width [km/s]: 4260. Note that SPARTAN filters are permanently mounted in the instrument, and therefore are always available and need not be specified in Instrument Setup forms.
SAMI-[NI] Narrow 55.00 5180.00 SOAR Telescope SAM, SAMI
SAMI-[NII]6583 Narrow 18.00 6583.00 SOAR Telescope SAM, SAMI SAMI-[NII]6583 Narrow
SAMI-[SII] Narrow 75.00 6724.00 SOAR Telescope SAM, SAMI SAMI-[SII] Narrow
SAMI-[SII]6738 Narrow 27.00 6738.00 SOAR Telescope SAM, SAMI SAMI-[SII]6738 Narrow
BTFI_5021/17 Narrow 16.50 5030.90 SOAR Telescope SAM, SAMI
BTFI_6569/20 BTFI 18.60 6569.20 SOAR Telescope SAM, SAMI
BTFI_6579/20 BTFI 19.90 6578.80 SOAR Telescope SAM, SAMI

Updated on June 27, 2022, 11:32 am