CERRO TOLOLO INTER-AMERICAN OBSERVATORY INSTRUMENT SECTION FILTER TRANSMISSION SCANNER FILTER IDENTIFICATION 7500/110 DATE OF MEASUREMENT FILTER SIZE 2 X 2 X .159 INCH FOCAL RATIO 13.5 TEMPERATURE [C] 22 PEAK WAVELENGTH [A] 7478 PEAK TRANSMISSION [%] 59.286 CENTER WAVELENGTH [A] 7508 BANDWIDTH [A] 142 COMMENTS: 3C QYT 2-2 WAVELENGTH TRANSMISSION 7280 3.036 7282 3.01075 7284 3.02855 7286 3.02028 7288 2.99358 7290 3.01334 7292 3.00086 7294 3.01075 7296 2.99615 7298 3.00214 7300 3.01291 7302 3.00946 7304 3.15141 7306 3.12678 7308 3.17094 7310 3.20093 7312 3.2028 7314 3.14594 7316 3.17506 7318 3.15412 7320 3.15457 7322 3.1487 7324 3.14465 7326 3.13748 7328 3.17873 7330 3.18765 7332 3.2067 7334 3.20956 7336 3.22581 7338 3.20549 7340 3.22852 7342 3.21948 7344 3.22309 7346 3.23575 7348 3.22581 7350 3.32728 7352 3.33985 7354 3.39994 7356 3.41335 7358 3.36239 7360 3.4072 7362 3.46308 7364 3.4626 7366 3.59663 7368 3.59315 7370 3.6663 7372 3.72055 7374 3.85781 7376 3.85834 7378 3.94773 7380 3.99614 7382 4.12996 7384 4.06358 7386 4.14536 7388 4.25298 7390 4.53421 7392 4.76648 7394 4.80427 7396 5.20263 7398 5.45405 7400 5.8647 7402 6.13748 7404 6.57482 7406 7.14383 7408 7.55695 7410 8.09446 7412 8.57649 7414 9.39634 7416 10.2669 7418 11.3683 7420 12.2688 7422 13.7234 7424 15.1392 7426 16.901 7428 18.4661 7430 20.7855 7432 23.2558 7434 25.8285 7436 28.1426 7438 31.3154 7440 34.3926 7442 37.6878 7444 40.3488 7446 43.5908 7448 46.5441 7450 49.0186 7452 51.2796 7454 52.9388 7456 54.8877 7458 55.9329 7460 56.7749 7462 57.667 7464 58.3859 7466 58.5055 7468 58.6688 7470 59.0226 7472 58.9757 7474 59.1968 7476 59.1342 7478 59.2861 7480 59.1913 7482 59.2072 7484 59.0527 7486 59.0455 7488 59.0806 7490 59.1692 7492 59.0782 7494 59.126 7496 59.1587 7498 59.031 7500 59.2233 7502 58.8064 7504 58.8399 7506 58.7049 7508 58.6079 7510 58.4395 7512 58.1318 7514 58.1027 7516 58.023 7518 57.6954 7520 57.587 7522 57.5152 7524 57.345 7526 57.0919 7528 57.0069 7530 56.9935 7532 56.82 7534 56.9182 7536 56.8602 7538 56.9272 7540 57.2072 7542 57.158 7544 57.1806 7546 57.3074 7548 57.3038 7550 57.1958 7552 56.8633 7554 56.5809 7556 55.8222 7558 55.0864 7560 53.8289 7562 52.1934 7564 50.1451 7566 48.624 7568 45.8652 7570 43.0471 7572 40.2054 7574 37.3349 7576 34.282 7578 31.2459 7580 28.1418 7582 25.5653 7584 23.0355 7586 20.7063 7588 18.5666 7590 16.8848 7592 15.2111 7594 13.7579 7596 12.4362 7598 11.5923 7600 10.2564 7602 9.34409 7604 8.62832 7606 7.96449 7608 7.50229 7610 6.92087 7612 6.65883 7614 6.13657 7616 5.82726 7618 5.47696 7620 5.21875 7622 4.9447 7624 4.72421 7626 4.53956 7628 4.39518 7630 4.27849 7632 4.1424 7634 4.13212 7636 4.00415 7638 3.98757 7640 3.80484 7642 3.98706 7644 3.76018 7646 3.76018 7648 3.70993 7650 3.66499 7652 3.6143 7654 3.6171 7656 3.51986 7658 3.48477 7660 3.48522