Glass filters for Jounson-Cousins photometric system. Diameter - 70 mm. Thickness - 6 mm
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Glass filters for Jounson-Cousins photometric system. Diameter - 70 mm. Thickness - 6 mm
| name | Tmax(%) | Profile | |
| U (Johnson) | 25 | ASC-file | Image |
| B (Johnson) | 41 | ASC-file | Image |
| V (Johnson) | 49 | ASC-file | Image |
| Rc (Cousins) | 53 | ASC-file | Image |
| Ic (Cousins) | 38 | ASC-file | Image |
Middle-band filters for Spectral Energy Distribution.
Diameter - 70 mm. Thickness - 8 mm.
| name | CWL (A) | FWHM (A) | Tmax(%) | Profile | |
| SED415 | 4203 | 212 | 50 | ASC-file | Image |
| SED465 | 4624 | 205 | 34 | ASC-file | Image |
| FN469 (for HeII) | 4682 | 37 | 38 | Image | |
| SED485 | 4848 | 411 | 74 | ASC-file | Image |
| SED505 | 4992 | 220 | 48 | ASC-file | Image |
| SED537 | 5309 | 169 | 53 | ASC-file | Image |
| SED574 | 5730 | 161 | 71 | ASC-file | Image |
| SED607 | 6063 | 167 | 68 | ASC-file | Image |
| FN657 (for Ha) | 6555 | 75 | 73 | ASC-file | Image |
| SED665 | 6622 | 191 | 72 | ASC-file | Image |
| SED707 | 7036 | 207 | 76 | ASC-file | Image |
| SED755 | 7564 | 218 | 69 | ASC-file | Image |
| SED812 | 8089 | 222 | 70 | ASC-file | Image |
| SED860 | 8620 | 269 | 63 | ASC-file | Image |
| SED915 | 9150 | 188 | 63 | ASC-file | Image |
| SED967 | 9616 | 280 | 67 | ASC-file | Image |
SED 830 and SED 930
Middle-band filters with FWHM>1500 A
Diameter - 70 mm. Thickness - 8 mm.
| name | CWL (A) | FWHM (A) | Tmax(%) | Profile | |
| SED830 | 8310 | 1647 | 91 | ASC-file | Image |
| SED930 | 9195 | 1840 | 96 | ASC-file | Image |
Middle-band filters for comets molecular bands.
| name | CWL (A) | FWHM (A) | Tmax(%) | Profile | |
| CN_3980 | 3982 | 36 | 13 | ASC-file | Image |
| CO+ | 4334 | 38 | 26 | ASC-file | Image |
| Cont_4470 | 4476 | 34 | 51 | ASC-file | Image |
| C2_5125 | 5125 | 121 | 73 | ASC-file | Image |
| NH2_6620 | 6620 | 35 | 31 | ASC-file | Image |
| Cont_6840 | 6842 | 82 | 49 | ASC-file | Image |
Narrow-band filters for IFP observations. Diameters - 50-55 mm.
Thickness - 10 mm.
If you want to choice an optimal filter for desired system velocity, please use following IDL-program.
| name | CWL (A) | FWHM (A) | Tmax(%) |
| IFP502 | 5010 | 15 | 65 |
| IFP508 | 5075 | 15 | 66 |
| IFP513 | 5123 | 16 | 60 |
| IFP514 | 5138 | 16 | 60 |
| IFP516 | 5153 | 15 | 60 |
| IFP517 | 5168 | 18 | 46 |
| IFP519 | 5183 | 17 | 60 |
| #76B | 6560 | 15 | 71 |
| #77B | 6571 | 14 | 76 |
| #78B | 6580 | 13 | 69 |
| #79B | 6589 | 13 | 71 |
| #80B | 6598 | 14 | 73 |
| #81B | 6608 | 15 | 70 |
| AC6700 | 6690 | 15 | 70 |
| AC6715 | 6705 | 15 | 70 |
| AC6730 | 6720 | 15 | 70 |
| AC6745 | 6735 | 15 | 70 |
| AC6760 | 6750 | 15 | 70 |
| AC6775 | 6765 | 15 | 70 |
| AC6790 | 6780 | 15 | 70 |
| IFP657 | 6570 | 19 | 52 |
| IFP659 | 6581 | 19 | 58 |
| IFP661 | 6604 | 21 | 54 |
| IFP663 | 6627 | 20 | 55 |
| IFP665 | 6641 | 24 | 50 |
| IFP667 | 6661 | 20 | 46 |
| IFP670 | 6695 | 19 | 56 |
| IFP671 | 6711 | 19 | 57 |
| IFP673 | 6727 | 19 | 41 |
| IFP674 | 6741 | 19 | 47 |
| IFP676 | 6755 | 16 | 55 |
| IFP677 | 6771 | 17 | 50 |
| IFP679 | 6782 | 19 | 54 |
