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.
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NOIRLab Filter Database

Filter FWHM (Å) CWL (Å) Telescope Instrument Plot Data Comments
K4220 Gemini South Phoenix K4220 Start (cm-1 μm): 4188=2.392 - Stop (cm-1 μm): 4263=2.348 - Echelle order 24
kp1309a KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1309a
kp1309a KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1309a
kp1309b KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1309b
kp1309b KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1309b
kp1309b KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1309b
kp1342a KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1342a
kp1079 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1079
kp7630b KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp7630b
Barr J Band Filter Nicholas U. Mayall 4-meter Telescope Flamingos Barr J Band Filter Barr J Band Filter Cuton: 1.170 - Cutoff: 1.326
Barr H Band Filter Nicholas U. Mayall 4-meter Telescope Flamingos Barr H Band Filter Barr H Band Filter Cuton: 1.495 - Cutoff: 1.776
Barr Ks Band Filter Nicholas U. Mayall 4-meter Telescope Flamingos Barr Ks Band Filter Barr Ks Band Filter Cuton: 1.990 - Cutoff: 2.305
kp248 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp248
kp859 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp859
kp247 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp247
kp798 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp798
OCLI K Band Filter Nicholas U. Mayall 4-meter Telescope Flamingos OCLI K Band Filter OCLI K Band Filter Cuton: 2.028 - Cutoff: 2.365
kp1346 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1346
kp1520 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1520
kp256 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp256
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
kp1434 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1434
kp1345 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1345
kp1281a KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1281a
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
kp1276a KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1276a
kp1276a KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1276a
kp1276a KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1276a
kp1276 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1276
kp1276 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1276
kp1276 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1276
kp1113 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1113
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
M1930 Gemini South Phoenix M1930 Start (cm-1 μm): 1890=5.291 - Stop (cm-1 μm): 1970=5.076 - Echelle order 11
kp1113 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1113
kp1113 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1113
M2030 Gemini South Phoenix M2030 Start (cm-1 μm): 1980=5.050 - Stop (cm-1 μm): 2080=4.808 - Echelle order 11
M2150 Gemini South Phoenix M2150 Start (cm-1 μm): 2105=4.751 - Stop (cm-1 μm): 2190=4.566 - Echelle order 12
L2462 Gemini South Phoenix L2462 Start (cm-1 μm): 2410=4.149 - Stop (cm-1 μm): 2495=4.008 - Echelle order 14
kp1350c KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1350c
kp1350c KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1350c
kp1350c KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1350c
L2734 Gemini South Phoenix L2734 Start (cm-1 μm): 2680=3.731 - Stop (cm-1 μm): 2770=3.610 - Echelle order 15
L2870 Gemini South Phoenix L2870 Start (cm-1 μm): 2820=3.545 - Stop (cm-1 μm): 2910=3.436 - Echelle order 16
L3010 Gemini South Phoenix L3010 Start (cm-1 μm): 2950=3.390 - Stop (cm-1 μm): 3050=3.279 - Echelle order 17
L3100 Gemini South Phoenix L3100 Start (cm-1 μm): 3030=3.300 - Stop (cm-1 μm): 3145=3.180 - Echelle order 17
kp1217 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1217
L3290 Gemini South Phoenix L3290 Start (cm-1 μm): 3240=3.085 - Stop (cm-1 μm): 3355=2.980 - Echelle order 19
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.
SDSS r WIYN 3.5-meter Telescope Hydra SDSS r SIZE: 4x4