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
J1, Yale J1 160.60 1048.40 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2202
J2, Yale J2 152.80 1190.30 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2205
J2+3 blocker, Yale J2+3 blocker 442.00 1272.00 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2203, 2204
J3, Yale J3 151.60 1283.70 Nicholas U. Mayall 4-meter Telescope NEWFIRM Use with 2205
J7799 Gemini South Phoenix J7799 Start (cm-1 μm): 7750=1.290 - Stop (cm-1 μm): 7865=1.271 - Echelle order 44
J8265 Gemini South Phoenix J8265 Start (cm-1 μm): 8243=1.213 - Stop (cm-1 μm): 8360=1.196 - Echelle order 47. Currently not installed in Phoenix.
J9232 Gemini South Phoenix J9232 Start (cm-1 μm): 9183=1.089 - Stop (cm-1 μm): 9286=1.077 - Echelle order 52
J9440 Gemini South Phoenix J9440 Start (cm-1 μm): 9396=1.064 - Stop (cm-1 μm): 9497=1.053 - Echelle order 53
J9671 Gemini South Phoenix J9671 Start (cm-1 μm): 9652=1.036 - Stop (cm-1 μm): 9709=1.030 - Echelle order 55. Currently not installed in Phoenix.
James Rhoads Low-background J Filter Nicholas U. Mayall 4-meter Telescope Flamingos James Rhoads Low-background J Filter Cuton: 1.050 - Cutoff: 1.385
Janos HK Band Filter Nicholas U. Mayall 4-meter Telescope Flamingos Janos HK Band Filter Janos HK Band Filter Cuton: 1.37 - Cutoff: 2.6
Janos JH Band Filter Nicholas U. Mayall 4-meter Telescope Flamingos Janos JH Band Filter Janos JH Band Filter Cuton: 0.947 - Cutoff: 1.870
Jcont_G1107 199.00 12070.00 Gemini South GSAOI Jcont_G1107 Jcont_G1107
JH 9030.00 13900.00 Gemini South FLAMINGOS2 JH JH
Johnson B 4360.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Central wavelength = 436
Johnson U 3660.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Central wavelength = 366
Johnson V 5450.00 SOAR Telescope Goodman Goodman Spectrograph circular 4 inch diameter filters - Central wavelength = 545
JX 178.00 1246.00 Nicholas U. Mayall 4-meter Telescope NEWFIRM JX
K 3376.00 22060.00 Gemini North GNIRS K K
K 3174.00 22000.00 Gemini North NIRI K K
K 3070.00 21480.00 SOAR Telescope SPARTAN IR
K_BLUE 2421.00 20600.00 Gemini South FLAMINGOS2 K_BLUE K_BLUE
K_G1106 3240.00 22000.00 Gemini South GSAOI K_G1106 K_G1106
K_LONG 5837.00 22000.00 Gemini South FLAMINGOS2 K_LONG K_LONG
K_RED 2650.00 23100.00 Gemini South FLAMINGOS2 K_RED K_RED
K_SHORT 3299.00 21570.00 Gemini South FLAMINGOS2 K_SHORT K_SHORT
K-band SMARTS 1.3-meter Telescope ANDICAM K-band K-band Infrared Filer
K4132 Gemini South Phoenix K4132 Start (cm-1 μm): 4077=2.452 - Stop (cm-1 μm): 4156=2.406 - Echelle order 23. Currently not installed in Phoenix.
K4220 Gemini South Phoenix K4220 Start (cm-1 μm): 4188=2.392 - Stop (cm-1 μm): 4263=2.348 - Echelle order 24
K4308 Gemini South Phoenix K4308 Start (cm-1 μm): 4258=2.349 - Stop (cm-1 μm): 4355=2.296 - Echelle order 24
K4396 Gemini South Phoenix K4396 Start (cm-1 μm): 4355=2.296 - Stop (cm-1 μm): 4446=2.249 - Echelle order 25
K4484 Gemini South Phoenix K4484 Start (cm-1 μm): 4429=2.250 - Stop (cm-1 μm): 4525=2.210 - Echelle order 25
K4578 Gemini South Phoenix K4578 Start (cm-1 μm): 4525=2.210 - Stop (cm-1 μm): 4630=2.160 - Echelle order 26
K4667 Gemini South Phoenix K4667 Start (cm-1 μm): 4617=2.166 - Stop (cm-1 μm): 4717=2.120 - Echelle order 26
K4748 Gemini South Phoenix K4748 Start (cm-1 μm): 4704=2.126 - Stop (cm-1 μm): 4803=2.082 - Echelle order 27
Kcntlong_G1112 324.00 22700.00 Gemini South GSAOI
Kcntshrt_G1111 287.00 20930.00 Gemini South GSAOI
KCONT1 314.00 20975.00 Gemini North NIRI KCONT1 KCONT1
KCONT2 314.00 22718.00 Gemini North NIRI KCONT2 KCONT2
KG-2 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph KG-2 KG-2 Bandpass Filter.
KG-3 0.00 0.00 KPNO 2.1-meter Telescope GoldCam KG-3 KG-3 Bandpass Filter.
KG-3 0.00 0.00 Nicholas U. Mayall 4-meter Telescope RC Spectrograph KG-3 KG-3 Bandpass Filter.
kp1001 443.00 9540.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1001
kp1001 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1001
kp1017 139.00 9553.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1017 replaced 8-13-86
kp1032 92.00 4608.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1032
kp1032 93.00 4612.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1032
kp1033 92.00 4605.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1033
kp1034 93.00 4610.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1034
kp1035 93.00 4615.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1035

Updated on June 27, 2022, 11:32 am