Filter Information
Plots and data included with most lists.
- Important Filter Information - updated Mar. 13, 2013
- Filters for the Mosaic Imager
- KPNO 4-Inch Filter List - includes Hale-Bopp comet filters.
- KPNO 2-Inch Filter List
- RC Spectrograph Order Separation Filters
- Echelle Spectrograph Filters Pre-slit and Post-slit
- Phoenix Order Sorting Filters
- NEWFIRM Filter Information
- FLAMINGOS Filters
- KOSMOS Filters
- GoldCam Spectrograph Order Separation Filters
- WIYN Imager Filter List 4 x 4 inch
- ODI Filter Information 428 x 445 mm
- WIYN Bench Spectrograph Filter List
- WHIRC Filters
- WIYN 0.9 Meter Filter Information
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 |
|---|---|---|---|---|---|---|---|
| Stromgren u | 278.00 | 3537.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | Stromgren u | Stromgren u | UG11+WG345 |
| kp350b | 423.00 | 3544.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kp350b | stromgren u 4c set b | |
| kp350b | 423.00 | 3544.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kp350b | stromgren u 4c set b | |
| kp350b | 423.00 | 3544.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kp350b | stromgren u 4c set b | |
| kp350b | 423.00 | 3544.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kp350b | stromgren u 4c set b | |
| U k1001 | 630.71 | 3552.00 | Nicholas U. Mayall 4-meter Telescope | Mosaic | U k1001 | U k1001 | Note that there is a shift in central wavelength when placed in different f/ratio beams. At the KPNO 4meter f/3.1 beam this corresponds to a shift of approximately 12 Angstroms bluer; at the CTIO 4meter f/2.9 this corresponds to a shift of approximately 15 Angstroms bluer; at the WIYN 0.9m f/7.9 this corresponds to a shift of approximately 5 Angstroms bluer. |
| kp350c | 428.00 | 3560.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kp350c | stromgren u 4c set c | |
| kp350c | 428.00 | 3560.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kp350c | stromgren u 4c set c | |
| kp350c | 428.00 | 3560.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kp350c | stromgren u 4c set c | |
| kp350c | 428.00 | 3560.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kp350c | stromgren u 4c set c | |
| U liq. CuSO4 Tek set #2 | 660.00 | 3570.00 | WIYN 3.5-meter Telescope | Hydra | U liq. CuSO4 Tek set #2 | U liq. CuSO4 Tek set #2 | SIZE: 3x3 |
| U c6001 | 650.00 | 3570.00 | Nicholas U. Mayall 4-meter Telescope | Mosaic | U c6001 | U c6001 | Note: The central wavelength of CTIO Mosaic narrow band filters (actually all filters, but is very significant for narrow band filters) is shifted ~15A to the BLUE in the f/2.87 beam of the Blanco 4m + PFADC corrector as compared to the transmission measured in parallel light. The central wavelength quoted below is nominally for when the filter is used at PF, with the ~15A shift included. Furthermore, the filter transmission curve presented below shows the simulated filter transmission curve for the Blanco 4m + PFADC f/2.87 beam. |
| U liq. CuSO4 Tek set #2 3570/660 | 660.00 | 3570.00 | SMARTS Consortium: 0.9-meter Telescope | BLANK | Size: 3x3 | ||
| U liq. CuSO4 Tek set #2 | 660.00 | 3570.00 | WIYN 3.5-meter Telescope | Hydra | U liq. CuSO4 Tek set #2 | U liq. CuSO4 Tek set #2 | SIZE: 3x3 |
| U liq. CuSO4 Tek set #1 | 600.00 | 3575.00 | WIYN 3.5-meter Telescope | Hydra | SIZE: 3x3-09.09mm. | ||
| U liq. CuSO4 Tek set #1 3575/600 | 600.00 | 3575.00 | SMARTS Consortium: 0.9-meter Telescope | BLANK | U liq. CuSO4 Tek set #1 3575/600 | U liq. CuSO4 Tek set #1 3575/600 | Size: 3x3 Thick: 9.09 |
| U liq. CuSO4 Tek set #1 | 600.00 | 3575.00 | WIYN 3.5-meter Telescope | Hydra | SIZE: 3x3-09.09mm. | ||
| U liq. CuSO4 set#1 4mts | 610.00 | 3580.00 | WIYN 3.5-meter Telescope | Hydra | U liq. CuSO4 set#1 4mts | U liq. CuSO4 set#1 4mts | SIZE: 4x4-9.32mm. |
| U liq. CuSO4 set#1 4mts 3580/610 | 610.00 | 3580.00 | SMARTS Consortium: 0.9-meter Telescope | BLANK | U liq. CuSO4 set#1 4mts 3580/610 | U liq. CuSO4 set#1 4mts 3580/610 | Size: 4x4 Thick: 9.32 |
| U liq. CuSO4 set#1 4mts | 610.00 | 3580.00 | WIYN 3.5-meter Telescope | Hydra | U liq. CuSO4 set#1 4mts | U liq. CuSO4 set#1 4mts | SIZE: 4x4-9.32mm. |
| kplu9 | 655.00 | 3590.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kplu9 | Liq.CUSO4+UG2 :: spare | |
| LU6 | 647.00 | 3593.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | LCuSO4+1mmUG2+1mmQuartz | ||
| LU8 | 646.00 | 3594.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | LCuSO4+1mmUG2+1mmQuartz - Not available | ||
| kplu2 | 651.00 | 3594.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | CUSO4+UG2 "U" | ||
| LU10 | 652.00 | 3595.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | LU10 | LU10 | LCuSO4+1mmUG1 +1mmQuartz -- 2.1 meter set |
| u SDSS c6022 | 400.00 | 3600.00 | Nicholas U. Mayall 4-meter Telescope | Mosaic | u SDSS c6022 | u SDSS c6022 | Note: The central wavelength of CTIO Mosaic narrow band filters (actually all filters, but is very significant for narrow band filters) is shifted ~15A to the BLUE in the f/2.87 beam of the Blanco 4m + PFADC corrector as compared to the transmission measured in parallel light. The central wavelength quoted below is nominally for when the filter is used at PF, with the ~15A shift included. Furthermore, the filter transmission curve presented below shows the simulated filter transmission curve for the Blanco 4m + PFADC f/2.87 beam. |
| kp1305a | 499.00 | 3600.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | nearly mould U-omega | ||
| kplu3 | 634.00 | 3605.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kplu3 | Arlo's CCD set "U" notify Arlo if changed- CUSO4+UG2 | |
| kp1310b | 489.00 | 3610.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | nearly mould u-omega | ||
| LU7 | 631.00 | 3612.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | LU7 | LU7 | LCuSO4+1mmUG2+1mmQuartz |
| kplu5 | 623.00 | 3613.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | kplu5 | CUSO4+UG2 "U" filled 5/89 | |
| kp1310a | 476.00 | 3615.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | nearly mould u-omega | ||
| kplu4 | 620.00 | 3618.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | CUSO4+UG2 "U" filled 5/89 | ||
| kplu1 | 603.00 | 3623.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | CUSO4+UG2 "U" filled 5/89 | ||
| U liq. CuSO4 Tek set#3 | 605.00 | 3623.00 | WIYN 3.5-meter Telescope | Hydra | U liq. CuSO4 Tek set#3 | U liq. CuSO4 Tek set#3 | SIZE: 3x3-8.83mm. |
| U liq. CuSO4 Tek set#3 36237605 | 605.00 | 3623.00 | SMARTS Consortium: 0.9-meter Telescope | BLANK | U liq. CuSO4 Tek set#3 36237605 | U liq. CuSO4 Tek set#3 36237605 | Size: 3x3 Thick: 8.83 |
| U liq. CuSO4 Tek set#3 | 605.00 | 3623.00 | WIYN 3.5-meter Telescope | Hydra | U liq. CuSO4 Tek set#3 | U liq. CuSO4 Tek set#3 | SIZE: 3x3-8.83mm. |
| 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) |
| kp947 | 30.00 | 3630.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | o II | ||
| U Harris Solid | 556.00 | 3645.00 | WIYN 0.9-meter Telescope | S2KB | U Harris Solid | U Harris Solid | 03-2004 |
| U Harris Solid | 556.00 | 3645.00 | WIYN 0.9-meter Telescope | S2KB | U Harris Solid | Bandpass. | |
| kp1207 | 637.00 | 3648.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | |||
| Us solid U k1044 | 588.20 | 3651.81 | Nicholas U. Mayall 4-meter Telescope | Mosaic | Us solid U k1044 | Us solid U k1044 | Note that there is a shift in central wavelength when placed in different f/ratio beams. At the KPNO 4meter f/3.1 beam this corresponds to a shift of approximately 12 Angstroms bluer; at the CTIO 4meter f/2.9 this corresponds to a shift of approximately 15 Angstroms bluer; at the WIYN 0.9m f/7.9 this corresponds to a shift of approximately 5 Angstroms bluer. |
| Johnson U | 3660.00 | SOAR Telescope | Goodman | Goodman Spectrograph circular 4 inch diameter filters - Central wavelength = 366 | |||
| o2 OII c6012 | 50.00 | 3727.00 | Nicholas U. Mayall 4-meter Telescope | Mosaic | o2 OII c6012 | o2 OII c6012 | Note: The central wavelength of CTIO Mosaic narrow band filters (actually all filters, but is very significant for narrow band filters) is shifted ~15A to the BLUE in the f/2.87 beam of the Blanco 4m + PFADC corrector as compared to the transmission measured in parallel light. The central wavelength quoted below is nominally for when the filter is used at PF, with the ~15A shift included. Furthermore, the filter transmission curve presented below shows the simulated filter transmission curve for the Blanco 4m + PFADC f/2.87 beam. |
| kp1548 | 39.00 | 3736.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | kp1548 | kp1548 | Replaces 1277 1278; damaged coating? |
| kp522 | 62.00 | 3753.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | |||
| Hydra EC#19 | 181.00 | 3780.00 | BLANK | Hydra, Hydra Echelle Mode | Hydra EC#19 | Order: 14.75 | |
| kp306 | 323.00 | 3841.00 | KPNO 2.1-meter Telescope | KPNO 2-Inch Filter | DDO38 5mm7-51,2mmbg39,2mmgg375 | ||
| GG-385 | 3850.00 | SOAR Telescope | Goodman | Goodman Spectrograph circular 4 inch diameter filters - Cutoff wavelength: < 385 |
Updated on June 27, 2022, 11:32 am