CERRO TOLOLO INTER-AMERICAN OBSERVATORY
 INSTRUMENT SECTION
 FILTER TRANSMISSION SCANNER


 FILTER IDENTIFICATION   3515/300
 DATE OF MEASUREMENT     18-OCT-87
 FILTER SIZE             2 X 2 X .372 INCH.
 FOCAL RATIO              13.5 
 TEMPERATURE [C]          22 
 PEAK WAVELENGTH [A]      3515 
 PEAK TRANSMISSION [%]    35.362 
 CENTER WAVELENGTH [A]    3517.5 
 BANDWIDTH [A]            305 
 COMMENTS:  UG-11/8MM+WG-345/1MM (U STROMGREEN 1-1)


 WAVELENGTH              TRANSMISSION
  3250                    1.63781 
  3255                    1.94284 
  3260                    2.27374 
  3265                    2.61862 
  3270                    2.96921 
  3275                    3.33455 
  3280                    3.7311 
  3285                    4.16827 
  3290                    4.64961 
  3295                    5.1817 
  3300                    5.77489 
  3305                    6.43898 
  3310                    7.17803 
  3315                    7.98542 
  3320                    8.84733 
  3325                    9.75063 
  3330                    10.6854 
  3335                    11.6435 
  3340                    12.6186 
  3345                    13.6145 
  3350                    14.6434 
  3355                    15.7051 
  3360                    16.7857 
  3365                    17.8748 
  3370                    18.9669 
  3375                    20.0511 
  3380                    21.1115 
  3385                    22.139 
  3390                    23.1379 
  3395                    24.116 
  3400                    25.0625 
  3405                    25.9486 
  3410                    26.7581 
  3415                    27.5062 
  3420                    28.2205 
  3425                    28.9171 
  3430                    29.5951 
  3435                    30.2467 
  3440                    30.87 
  3445                    31.4592 
  3450                    31.9966 
  3455                    32.4731 
  3460                    32.9035 
  3465                    33.3026 
  3470                    33.663 
  3475                    33.9753 
  3480                    34.2485 
  3485                    34.4951 
  3490                    34.7136 
  3495                    34.8919 
  3500                    35.0245 
  3505                    35.1207 
  3510                    35.1843 
  3515                    35.2011 
  3520                    35.1554 
  3525                    35.0537 
  3530                    34.9193 
  3535                    34.7676 
  3540                    34.5983 
  3545                    34.4025 
  3550                    34.1727 
  3555                    33.9068 
  3560                    33.5985 
  3565                    33.2417 
  3570                    32.8437 
  3575                    32.4116 
  3580                    31.938 
  3585                    31.4186 
  3590                    30.8632 
  3595                    30.278 
  3600                    29.655 
  3605                    28.9854 
  3610                    28.2695 
  3615                    27.5148 
  3620                    26.7301 
  3625                    25.9163 
  3630                    25.0658 
  3635                    24.1763 
  3640                    23.2559 
  3645                    22.3112 
  3650                    21.343 
  3655                    20.3571 
  3660                    19.3635 
  3665                    18.3617 
  3670                    17.3445 
  3675                    16.3179 
  3680                    15.2985 
  3685                    14.2957 
  3690                    13.3074 
  3695                    12.3332 
  3700                    11.3795 
  3705                    10.4536 
  3710                    9.56248 
  3715                    8.71063 
  3720                    7.895 
  3725                    7.11292 
  3730                    6.36693 
  3735                    5.657 
  3740                    4.98478 
  3745                    4.36045 
  3750                    3.79178 
  3755                    3.27708 
  3760                    2.81245 
  3765                    2.39497 
  3770                    2.02016 
  3775                    1.68218 
  3780                    1.37691 
  3785                    1.10622 
  3790                    .876165 
  3795                    .688102 
  3800                    .536202 
  3805                    .413722 
  3810                    .31543 
  3815                    .235292 
  3820                    .167739 
  3825                    .111345 
  3830                    .067986 
  3835                    .0383634 
  3840                    .0202519 
  3845                    .0101243 
  3850                    4.84196E-03 
  3855                    2.23306E-03 
  3860                    1.16739E-03 
  3865                    1.33249E-03 
  3870                    2.27793E-03 
  3875                    2.96662E-03 
  3880                    2.78796E-03 
  3885                    2.05778E-03 
  3890                    1.27246E-03 
  3895                    6.06078E-04 
  3900                    0 


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