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.)

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NOIRLab Filter Database

Filter FWHM (Å) CWL (Å) Telescope Instrument Plot Data Comments
kp1017 139.00 9553.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1017 replaced 8-13-86
LU6 647.00 3593.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters LCuSO4+1mmUG2+1mmQuartz
Harris B 1061.00 4334.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Harris B Harris B 2.1 meter set
Gunn g 706.00 4961.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Gunn g Gunn g
Harris V 1021.00 5433.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Harris V Harris V
H-alpha narrow 29.00 6560.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-alpha narrow H-alpha narrow has red leak
kp814 117.00 6907.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters kp814 kp814 possible edge deterioration
[S III] 27.00 9545.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters [S III] [S III] George Jacoby's filter
CuS04 Crystal 0.00 0.00 KPNO 2.1-meter Telescope GoldCam CuS04 Crystal CuS04 Crystal Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
OG-570 0.00 0.00 KPNO 2.1-meter Telescope GoldCam OG-570 OG-570 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
CUSO4 liq 0.00 0.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter
kp1215 69.00 3536.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1215 check plot--looks clear!
kplu4 620.00 3618.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter CUSO4+UG2 "U" filled 5/89
kp1221 69.00 4089.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1221
kp1499 1040.00 4340.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1499 arlo's ccd harris set
kp901 88.00 4418.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter
kp1095 1127.00 4464.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1095 video camera
kp1523 16.00 4692.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1523 nebular set replaces kp1294
kp250 18.00 4888.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp250 from sao
kp610 55.00 5024.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp610 video camera
kp323 232.00 5302.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter backup for kp1375 janos
kp1266_12 859.00 5435.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter mould system V
kp1307c 1126.00 5477.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1307c nearly mould V-omega
kp826a 233.00 5540.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp826a stromgren y 4c set a
kp184 151.00 6211.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp184 nebular set 1376 sub
kp1425_3 1443.00 6466.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1425_3 harris set R
kp1313b 1127.00 6496.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1313b nearly mould R-omega
kp6520b 75.00 6528.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter halpha set combinrd
kp1281a 170.00 6568.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1281a
kp6649a 70.00 6650.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter halpha set combined
kp6781b 77.00 6786.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter halpha set combined
kp7433b 77.00 7434.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter halpha set combined
kp1309b 1698.00 8118.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1309b nearly mould I-omega
kp1309c 1877.00 8225.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1309c nearly mould I-omega
kp1268_11 1910.00 8300.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1268_11 mould system I
kp816 39.00 9561.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp816
LU8 646.00 3594.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters LCuSO4+1mmUG2+1mmQuartz - Not available
Harris B 1020.00 4340.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Harris B Harris B Not available
[O III] 45.00 5008.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters [O III] [O III]
Harris V 1004.00 5436.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters Harris V Harris V Not available
H-alpha 84.00 6567.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters H-alpha H-alpha Andover [set1?]
Hale-Bopp H2O 177.00 7021.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters
RG1000 0.00 10000.00 KPNO 2.1-meter Telescope KPNO 4-Inch Filters
WG-320 0.00 0.00 KPNO 2.1-meter Telescope GoldCam WG-320 WG-320 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
RG-610 0.00 0.00 KPNO 2.1-meter Telescope GoldCam RG-610 RG-610 Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined.
kp1339a 0.00 0.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1339a gunn set 'z' from stsci RG850 3mm
kp350b 423.00 3544.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp350b stromgren u 4c set b
kplu1 603.00 3623.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter CUSO4+UG2 "U" filled 5/89
kp821a 159.00 4101.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp821a stromgren v 4c set a
kp1111 1004.00 4355.00 KPNO 2.1-meter Telescope KPNO 2-Inch Filter kp1111 bessell system k p

Updated on June 27, 2022, 11:32 am