TD CERRO TOLOLO INTER-AMERICAN OBSERVATORY
 INSTRUMENT SECTION
 FILTER TRANSMISSION SCANNER


 FILTER IDENTIFICATION   6680/100
 DATE OF MEASUREMENT     @@s4
42RFP@g0L0
nF`o@@0/KoFf@MlT1=1oF 
 FILTER SIZE             2 X 2 X .180 INCH
 FOCAL RATIO              13.5 
 TEMPERATURE [C]          22 
 PEAK WAVELENGTH [A]      6662 
 PEAK TRANSMISSION [%]    87.593 
 CENTER WAVELENGTH [A]    6687 
 BANDWIDTH [A]            112 
 COMMENTS:  6680/100 SFI


 WAVELENGTH              TRANSMISSION
  6520                    .0559284 
  6522                    .0564653 
  6524                    .0856898 
  6526                    .11554 
  6528                    .117165 
  6530                    .0887837 
  6532                    .0894188 
  6534                    .121322 
  6536                    .122249 
  6538                    .123877 
  6540                    .124922 
  6542                    .158378 
  6544                    .159541 
  6546                    .194049 
  6548                    .196592 
  6550                    .198544 
  6552                    .200803 
  6554                    .203321 
  6556                    .276912 
  6558                    .315016 
  6560                    .353232 
  6562                    .429953 
  6564                    .434153 
  6566                    .438116 
  6568                    .517369 
  6570                    .521998 
  6572                    .678989 
  6574                    .686761 
  6576                    .773395 
  6578                    .819672 
  6580                    .988924 
  6582                    1.04292 
  6584                    1.21556 
  6586                    1.35246 
  6588                    1.4944 
  6590                    1.76545 
  6592                    2.01765 
  6594                    2.3901 
  6596                    2.86458 
  6598                    3.44067 
  6600                    4.12371 
  6602                    4.97036 
  6604                    5.91497 
  6606                    6.99859 
  6608                    8.24988 
  6610                    9.83606 
  6612                    11.5403 
  6614                    13.7692 
  6616                    15.7551 
  6618                    18.6165 
  6620                    21.5757 
  6622                    24.4017 
  6624                    28.3079 
  6626                    32.64 
  6628                    37.527 
  6630                    41.3079 
  6632                    46.941 
  6634                    52.5634 
  6636                    57.6705 
  6638                    63.4273 
  6640                    68.4397 
  6642                    72.9341 
  6644                    76.8951 
  6646                    79.7546 
  6648                    82.2651 
  6650                    84.0252 
  6652                    84.9873 
  6654                    86.1935 
  6656                    86.6101 
  6658                    87.1778 
  6660                    87.2411 
  6662                    87.5932 
  6664                    87.2777 
  6666                    87.3786 
  6668                    87.2714 
  6670                    87.3842 
  6672                    87.3646 
  6674                    87.0803 
  6676                    86.963 
  6678                    86.9663 
  6680                    87.0821 
  6682                    86.7488 
  6684                    86.5055 
  6686                    86.2668 
  6688                    86.1022 
  6690                    86.0258 
  6692                    85.6909 
  6694                    85.384 
  6696                    85.2007 
  6698                    85.0974 
  6700                    84.6154 
  6702                    84.0968 
  6704                    84.0175 
  6706                    83.7168 
  6708                    83.6007 
  6710                    83.0054 
  6712                    82.7183 
  6714                    82.4275 
  6716                    82.1101 
  6718                    81.2675 
  6720                    80 
  6722                    79.5019 
  6724                    77.6699 
  6726                    75.5906 
  6728                    73.6364 
  6730                    71.5596 
  6732                    68.601 
  6734                    64.6751 
  6736                    60.4034 
  6738                    55.819 
  6740                    50.8753 
  6742                    45.505 
  6744                    40.3153 
  6746                    35.6164 
  6748                    31.8656 
  6750                    27.1765 
  6752                    24.105 
  6754                    20.9135 
  6756                    18.1929 
  6758                    15.4512 
  6760                    13.0489 
  6762                    11.5924 
  6764                    10.0386 
  6766                    8.47458 
  6768                    7.42706 
  6770                    6.4603 
  6772                    5.46448 
  6774                    4.98615 
  6776                    4.20757 
  6778                    3.84068 
  6780                    3.46821 
  6782                    3.06569 
  6784                    2.3845 
  6786                    2.25904 
  6788                    2.14067 
  6790                    1.86335 
  6792                    1.56986 
  6794                    1.27186 
  6796                    1.12721 
  6798                    .978793 
  6800                    .995025 
  6802                    1.00503 
  6804                    .681431 
  6806                    .692041 
  6808                    .52356 
  6810                    .711744 
  6812                    .542495 
  6814                    .364964 
  6816                    .369686 
  6818                    .18797 
  6820                    0