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 |
---|---|---|---|---|---|---|---|
Osmer/Green R | 871.00 | 6517.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | Osmer/Green R | Osmer/Green R | |
Osmer/Green 8600 | 690.00 | 8642.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | Osmer/Green 8600 | Osmer/Green 8600 | Green 8600 |
Osmer/Green 7500 | 703.00 | 7428.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | Osmer/Green 7500 | Osmer/Green 7500 | Green 7500 |
ORDER_6 | 1505.00 | 11022.00 | Gemini North | GNIRS | ORDER_6 | ORDER_6 | |
ORDER_5 | 1965.00 | 12750.00 | Gemini North | GNIRS | ORDER_5 | ORDER_5 | |
ORDER_4 | 3352.00 | 16533.00 | Gemini North | GNIRS | ORDER_4 | ORDER_4 | |
ORDER_3 | 5740.00 | 22073.00 | Gemini North | GNIRS | ORDER_3 | ORDER_3 | |
ORDER_2 | 15000.00 | 36500.00 | Gemini North | GNIRS | ORDER_2 | ORDER_2 | |
ORDER_1 | 17706.00 | 52900.00 | Gemini North | GNIRS | ORDER_1 | ORDER_1 | |
Ooff OIII+30nm k1015 | 242.69 | 5317.54 | Nicholas U. Mayall 4-meter Telescope | Mosaic | Ooff OIII+30nm k1015 | Ooff OIII+30nm k1015 | 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 redder. See the plot at the bottom of the page. |
Ooff OIII+30nm k1015 | Nicholas U. Mayall 4-meter Telescope | Mosaic | Ooff OIII+30nm k1015 | Ooff OIII+30nm k1015 | Below is a plot of this filter as simulated in different f/ratio beams.At the KPNO 4m f/3.1 the properties of this filter are: CWL=5298.69A FWHM=240.20A PEAK TRANSMISSION=91.73% | ||
OIIIC_G0339 | 87.00 | 5140.00 | Gemini South | GMOS-S | OIIIC_G0339 | OIIIC_G0339 | |
OIIIC_G0319 | 77.00 | 5140.00 | Gemini North | GMOS-N | OIIIC_G0319 | OIIIC_G0319 | |
OIII_G0338 | 44.00 | 4990.00 | Gemini South | GMOS-S | OIII_G0338 | OIII_G0338 | |
OIII_G0318 | 47.00 | 4990.00 | Gemini North | GMOS-N | OIII_G0318 | OIII_G0318 | |
OG590 | BLANK | Hydra, Hydra Schott Glass | OG590 | Schott Glass Filters. Purpose: Longpass > ~590nm Thickness: 2mm | |||
OG570 | BLANK | Hydra, Hydra Schott Glass | OG570 | Schott Glass Filters. Purpose: Longpass > ~570nm Thickness: 2mm | |||
OG570 | 0.00 | 5675.00 | Nicholas U. Mayall 4-meter Telescope | KOSMOS | OG570 | OG570 | KOSMOS dedicated blocker |
OG515_G0330 | 0.00 | 0.00 | Gemini South | GMOS-S | OG515_G0330 | OG515_G0330 | |
OG515_G0306 | 0.00 | 0.00 | Gemini North | GMOS-N | OG515_G0306 | OG515_G0306 | |
OG515 | BLANK | Hydra, Hydra Schott Glass | OG515 | Schott Glass Filters. Purpose: Longpass > ~515nm Thickness: 2mm | |||
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. |
OG-590 | 5900.00 | SOAR Telescope | Goodman | Goodman Spectrograph circular 4 inch diameter filters - Cutoff wavelength: < 590 | |||
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. |
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. |
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. |
OG-550 | 0.00 | 0.00 | KPNO 2.1-meter Telescope | GoldCam | OG-550 | OG-550 | Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined. |
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. |
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. |
OG-515b | 0.00 | 0.00 | Nicholas U. Mayall 4-meter Telescope | RC Spectrograph | OG-515b | OG-515b | Sharp-Cut Filter. Cutoff filter: no transmission peak, FWHM is undefined. |
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 | ||
O3 OIII N2 k1014 * | 55.55 | 5024.90 | Nicholas U. Mayall 4-meter Telescope | Mosaic | O3 OIII N2 k1014 * | O3 OIII N2 k1014 * | 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. See the plot at the bottom of the page. |
O3 OIII N2 k1014 * | Nicholas U. Mayall 4-meter Telescope | Mosaic | O3 OIII N2 k1014 * | O3 OIII N2 k1014 * | Below is a plot of the transmission of this filter when used at telescopes with differing focal ratios and central obscurations; the KPNO 4m (f/3.1), the CTIO 4m (f/2.9), and the WIYN 0.9m (f/7.9). At the KPNO 4m f/3.1 the properties of this filter are: CWL=5006A, FWHM=56A, PEAK TRANSMISSION=76%. | ||
o3 OIII c6014 | 50.00 | 4990.00 | Nicholas U. Mayall 4-meter Telescope | Mosaic | o3 OIII c6014 | o3 OIII c6014 | 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. |
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. |
narrow Halpha 6600 (CTIO set) | 75.00 | 6600.00 | SOAR Telescope | Goodman, SOI | 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting) | ||
narrow Halpha (CTIO set) | 75.00 | 6563.00 | SOAR Telescope | Goodman, SOI | narrow Halpha (CTIO set) | narrow Halpha (CTIO set) | 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting) |
narrow [S II] (CTIO set) | 50.00 | 6738.00 | SOAR Telescope | Goodman, SOI | narrow [S II] (CTIO set) | narrow [S II] (CTIO set) | 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting) |
narrow [OIII] (CTIO set) | 50.00 | 5019.00 | SOAR Telescope | Goodman, SOI | 4 x 4 Inches square filters for imaging with the Goodman HTS or with SOI (SOI can also use 3x3 inch filters without vignetting) | ||
N/A | 50.00 | 5027.00 | WIYN 3.5-meter Telescope | Hydra | N/A | SIZE: 4x4-7.83mm. | |
N/A | 69.00 | 6598.00 | WIYN 3.5-meter Telescope | Hydra | N/A | SIZE: 3x3-5.57mm. | |
N/A | 67.00 | 6600.00 | WIYN 3.5-meter Telescope | Hydra | N/A | SIZE: 4x4-5.57mm. | |
N/A | 69.00 | 6598.00 | WIYN 3.5-meter Telescope | Hydra | N/A | SIZE: 3x3-5.57mm. | |
N/A | 67.00 | 6600.00 | WIYN 3.5-meter Telescope | Hydra | N/A | SIZE: 4x4-5.57mm. | |
N/A | 50.00 | 5027.00 | WIYN 3.5-meter Telescope | Hydra | N/A | SIZE: 4x4-7.83mm. | |
MPRIME | 2411.00 | 46800.00 | Gemini North | NIRI | MPRIME | MPRIME | |
Mould I | 2111.00 | 8268.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | Mould I | Mould I | made with Mould parameters |
Mould I | 1995.00 | 8270.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | Mould I | Mould I | Many pinholes, spare - Not available |
Mike Irvin's Z | 0.00 | 8525.00 | KPNO 2.1-meter Telescope | KPNO 4-Inch Filters | Mike Irvin's Z | Mike Irvin's Z | |
M2150 | Gemini South | Phoenix | M2150 | Start (cm-1 μm): 2105=4.751 - Stop (cm-1 μm): 2190=4.566 - Echelle order 12 |
Pagination
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Updated on June 27, 2022, 11:32 am