λ

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

ZW225

77.2

77.7

79.5

80.8

81.7

75.9

75.4

77.2

79.9

72.8

ZD98

85.7

86.7

90.8

90.8

92.9

92.9

91.8

91.8

91.8

87.8