C.T.I.O Filters 7680-84 H alpha set 2x2" traced by R. Gonzalez Aug.8, 1994 Wl % 7580 0.78 7584 0.78 7588 0.98 7592 1.17 7596 1.37 7600 1.95 7604 2.14 7608 3.12 7612 4.47 7616 6.21 7620 9.14 7624 13.79 7628 19.42 7632 27.33 7636 34.11 7640 44.38 7644 52.52 7648 61.00 7652 67.44 7656 71.32 7660 75.00 7664 77.04 7668 78.79 7672 79.38 7676 80.15 7680 80.15 7684 78.78 7688 79.04 7692 77.29 7696 76.15 7700 75.29 7704 72.55 7708 67.88 7712 56.60 7716 45.87 7720 30.46 7724 24.47 7728 16.95 7732 11.76 7736 7.95 7740 5.69 7744 4.00 7748 2.85 7752 2.28 7756 1.71 7760 1.13 7764 0.95 7768 0.76 7772 0.57 7776 0.57 7780 0.38