CERRO TOLOLO INTER-AMERICAN OBSERVATORY
 INSTRUMENT SECTION
 FILTER TRANSMISSION SCANNER


 FILTER IDENTIFICATION   CONT-6840/90 # 67.
 DATE OF MEASUREMENT     23-JAN-87
 FILTER SIZE             1 INCH. CIRC. X .243
 FOCAL RATIO              13.5 
 TEMPERATURE [C]          22 
 PEAK WAVELENGTH [A]      6840 
 PEAK TRANSMISSION [%]    80.02 
 CENTER WAVELENGTH [A]    6850.5 
 BANDWIDTH [A]            93 
 COMMENTS:  STANDARD COMET FILTER SET # 7.


 WAVELENGTH              TRANSMISSION
  6750                    0 
  6752                    0 
  6754                    0 
  6756                    0 
  6758                    0 
  6760                    .117716 
  6762                    .17762 
  6764                    .121286 
  6766                    .189394 
  6768                    .249532 
  6770                    .508582 
  6772                    .716146 
  6774                    .780742 
  6776                    .99272 
  6778                    1.13941 
  6780                    1.50131 
  6782                    1.83549 
  6784                    2.68595 
  6786                    3.28671 
  6788                    4.46492 
  6790                    5.7929 
  6792                    7.93882 
  6794                    10.8228 
  6796                    14.4385 
  6798                    18.8164 
  6800                    24.5327 
  6802                    30.7336 
  6804                    38.9155 
  6806                    48.0098 
  6808                    55.601 
  6810                    61.1204 
  6812                    68.8963 
  6814                    72.2222 
  6816                    74.8252 
  6818                    76.0736 
  6820                    76.7668 
  6822                    77.2809 
  6824                    77.6364 
  6826                    77.5814 
  6828                    76.3941 
  6830                    77.4349 
  6832                    77.8537 
  6834                    78.8481 
  6836                    78.9527 
  6838                    79.571 
  6840                    80.0204 
  6842                    79.3814 
  6844                    79.6087 
  6846                    79.4764 
  6848                    79.5767 
  6850                    78.5867 
  6852                    79.8467 
  6854                    78.5161 
  6856                    78.4753 
  6858                    76.5108 
  6860                    77.1028 
  6862                    76.9964 
  6864                    76.8953 
  6866                    76.1322 
  6868                    76.3092 
  6870                    76.7209 
  6872                    76.2626 
  6874                    76.0152 
  6876                    76.9831 
  6878                    77.2069 
  6880                    76.9025 
  6882                    75.7781 
  6884                    73.6264 
  6886                    68.6275 
  6888                    62.5177 
  6890                    51.4368 
  6892                    42.7737 
  6894                    33.532 
  6896                    25.9091 
  6898                    17.9173 
  6900                    14.0867 
  6902                    10.0314 
  6904                    7.6555 
  6906                    5.36585 
  6908                    4.09836 
  6910                    2.99501 
  6912                    2.03735 
  6914                    1.71821 
  6916                    1.04895 
  6918                    .70922 
  6920                    .18018 


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