CERRO TOLOLO INTER-AMERICAN OBSERVATORY
 INSTRUMENT SECTION
 FILTER TRANSMISSION SCANNER


 FILTER IDENTIFICATION   7099/80
 DATE OF MEASUREMENT     07-SEP-87
 FILTER SIZE             2 X 2 X .238 INCH.
 FOCAL RATIO              13.5 
 TEMPERATURE [C]          22 
 PEAK WAVELENGTH [A]      7047 
 PEAK TRANSMISSION [%]    80.21 
 CENTER WAVELENGTH [A]    7043 
 BANDWIDTH [A]            84 
 COMMENTS:  7099/80 SFI (H ALLPHA SET D)


 WAVELENGTH              TRANSMISSION
  6933                    0 
  6935                    .5 
  6937                    .7 
  6939                    .8 
  6941                    .9 
  6943                    1.556 
  6945                    1.569 
  6947                    1.341 
  6949                    1.527 
  6951                    1.357 
  6953                    1.53 
  6955                    1.9 
  6957                    1.9 
  6959                    1.97 
  6961                    2.2 
  6963                    1.4 
  6965                    2.66 
  6967                    3 
  6969                    3.25 
  6971                    3.81 
  6973                    3.995 
  6975                    5.104 
  6977                    5.085 
  6979                    6.439 
  6981                    8.381 
  6983                    9.793 
  6985                    10.9 
  6987                    12.68 
  6989                    15.456 
  6991                    17.911 
  6993                    21.707 
  6995                    24.907 
  6997                    28.439 
  6999                    36.381 
  7001                    39.707 
  7003                    42.674 
  7005                    47.091 
  7007                    55.37 
  7009                    58.437 
  7011                    63.167 
  7013                    66.966 
  7015                    70.29 
  7017                    71.914 
  7019                    73.89 
  7021                    76.429 
  7023                    77.164 
  7025                    78.38 
  7027                    81.28 
  7029                    80.36 
  7031                    79.821 
  7033                    80.6 
  7035                    80.755 
  7037                    79.6 
  7039                    80.797 
  7041                    80.616 
  7043                    80.109 
  7045                    79.07 
  7047                    80.21 
  7049                    79.749 
  7051                    79.286 
  7053                    79.537 
  7055                    79.012 
  7057                    79.578 
  7059                    80.1 
  7061                    80.66 
  7063                    80.35 
  7065                    80 
  7067                    79.066 
  7069                    78.2 
  7071                    76.936 
  7073                    75.56 
  7075                    69.846 
  7077                    66.785 
  7079                    62.84 
  7081                    56.559 
  7083                    50.34 
  7085                    43.537 
  7087                    36.487 
  7089                    33.727 
  7091                    27.27 
  7093                    24.7 
  7095                    20.302 
  7097                    15.333 
  7099                    13.167 
  7101                    11.755 
  7103                    8.94 
  7105                    7.947 
  7107                    7.439 
  7109                    5.464 
  7111                    5.298 
  7113                    4.119 
  7115                    4.283 
  7117                    3.289 
  7119                    3.3 
  7121                    2.62 
  7123                    2.288 
  7125                    1.964 
  7127                    1.948 
  7129                    1.9 
  7131                    1.62 
  7133                    1.78 
  7135                    1.297 
  7137                    1.29 
  7139                    1.28 
  7141                    1.44 
  7143                    1.276 
  7145                    .9 
  7147                    .79 


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