CERRO TOLOLO INTER-AMERICAN OBSERVATORY INSTRUMENT SECTION FILTER TRANSMISSION SCANNER FILTER IDENTIFICATION 5049/15 DATE OF MEASUREMENT FILTER SIZE 2 X 2 X .220 INCH FOCAL RATIO 13.5 TEMPERATURE [C] 22 PEAK WAVELENGTH [A] 5048 PEAK TRANSMISSION [%] 38.151 CENTER WAVELENGTH [A] 5049 BANDWIDTH [A] 14 COMMENTS: 5049/15 SFI AR COATING WAVELENGTH TRANSMISSION 5020 .29 5022 .348 5024 .407 5026 .579 5028 .755 5030 1.161 5032 1.741 5034 2.729 5036 4.473 5038 7.73 5040 12.95 5042 21.051 5044 29.427 5046 35.205 5048 38.151 5050 37.536 5052 33.324 5054 25.859 5056 17.099 5058 10.393 5060 6.174 5062 3.668 5064 2.331 5066 1.542 5068 .992 5070 .698 5072 .525 5074 .409 5076 .292 5078 .235 5080 .205 5082 .147 .