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
GG-420 0.00 0.00 KPNO 2.1-meter Telescope GoldCam GG-420 GG-420 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
OG-530 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph OG-530 OG-530 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
OG515_G0306 0.00 0.00 Gemini North GMOS-N OG515_G0306 OG515_G0306
GG455_G0329 0.00 0.00 Gemini South GMOS-S GG455_G0329 GG455_G0329
GG-420 0.00 0.00 KPNO 2.1-meter Telescope GoldCam GG-420 GG-420 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
OG-550b 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph OG-550b OG-550b Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
GG-420 0.00 0.00 KPNO 2.1-meter Telescope GoldCam GG-420 GG-420 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
OG-570 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph OG-570 OG-570 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
GG-455 0.00 0.00 KPNO 2.1-meter Telescope GoldCam GG-455 GG-455 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
OG-590b 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph OG-590b OG-590b Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
GG-455 0.00 0.00 KPNO 2.1-meter Telescope GoldCam GG-455 GG-455 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
KG-2 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph KG-2 KG-2 Bandpass Filter.
RG-610 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph RG-610 RG-610 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
GG-475 0.00 0.00 KPNO 2.1-meter Telescope GoldCam GG-475 GG-475 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
KG-3 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph KG-3 KG-3 Bandpass Filter.
RG-645 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph RG-645 RG-645 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
RG610_G0307 0.00 0.00 Gemini North GMOS-N RG610_G0307 RG610_G0307
OG515_G0330 0.00 0.00 Gemini South GMOS-S OG515_G0330 OG515_G0330
z_G0328 0.00 0.00 Gemini South GMOS-S z_G0328 z_G0328
GG-495 0.00 0.00 KPNO 2.1-meter Telescope GoldCam GG-495 GG-495 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
WG-345 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph WG-345 WG-345 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
RG-695 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph RG-695 RG-695 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
KG-3 0.00 0.00 KPNO 2.1-meter Telescope GoldCam KG-3 KG-3 Bandpass Filter.
OG-530 0.00 0.00 KPNO 2.1-meter Telescope GoldCam OG-530 OG-530 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
WG-360 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph WG-360 WG-360 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
RG-830 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph RG-830 RG-830 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
Y 1000.00 1.00 SOAR Telescope SPARTAN IR
C IV 2.00 Víctor M. Blanco 4-meter Telescope ISPI ISPI Narrow Band Filters. Wavelengths @80% (micron): 2,0753 - 2,0892
J1, Yale J1 160.60 1048.40 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2202
1056 nm, 1056 0.74 1056.37 Nicholas U. Mayall 4-meter Telescope NEWFIRM 1056 nm, 1056 Use with 1403
Low airglow 132.00 1060.00 WIYN 3.5-meter Telescope WHIRC Low airglow
1063 nm, 1063 0.81 1063.09 Nicholas U. Mayall 4-meter Telescope NEWFIRM 1063 nm, 1063 Use with 1403
1060 blocker, 1 μm blocker, 1056 + 1063 blocker 1063.50 Nicholas U. Mayall 4-meter Telescope NEWFIRM 1060 blocker, 1 μm blocker, 1056 + 1063 blocker Use with 1401, 1402
He I 94.00 1082.00 WIYN 3.5-meter Telescope WHIRC He I
J1 blocker, Yale J1 blocker 321.00 1097.00 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2201
CN 168.00 1107.00 WIYN 3.5-meter Telescope WHIRC CN The Pa β 45 and CO-n filters were removed from WHIRC in January 2012 and replaced by the CN and CO-w filters.
1187 nm 1187, 1.19 μm continuum 11.10 1186.40 Nicholas U. Mayall 4-meter Telescope NEWFIRM 1187 nm 1187, 1.19 μm continuum Use with 2104.
1187 test 11.60 1190.20 Nicholas U. Mayall 4-meter Telescope NEWFIRM 1187 test Use with 2104. On loan; returned to vendor 05 Feb 2008. These filters have never been used in NEWFIRM.
J2, Yale J2 152.80 1190.30 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2205
JX 178.00 1246.00 Nicholas U. Mayall 4-meter Telescope NEWFIRM JX
J 241 158.00 1246.00 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2103. These filters have never been used in NEWFIRM
J 162.00 1250.00 WIYN 3.5-meter Telescope WHIRC J
J 253 158.00 1252.00 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2103.
J2+3 blocker, Yale J2+3 blocker 442.00 1272.00 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2203, 2204
Pa β 158.00 1280.00 WIYN 3.5-meter Telescope WHIRC Pa β
J3, Yale J3 151.60 1283.70 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2205
Pa β 45 133.00 1303.00 WIYN 3.5-meter Telescope WHIRC Pa β 45 The Pa β 45 and CO-n filters were removed from WHIRC in January 2012 and replaced by the CN and CO-w filters.
J blocker 533.00 1322.00 Nicholas U. Mayall 4-meter Telescope NEWFIRM J blocker Use with 2101, 2102
H1, Yale H1 174.70 1555.70 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 3203
1644 blocker [Fe II] blocker 451.00 1593.00 Nicholas U. Mayall 4-meter Telescope NEWFIRM 1644 blocker [Fe II] blocker Use with 3301

Updated on June 27, 2022, 11:32 am