ISO80 (no filter)

Yellow

Cyan

Magenta

f2.4,1/80

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

117.40

2.22

118

43.57

2.28

44

32.29

1.36

32

red

145.70

3.03

146

3.62

2.67

3

84.02

2.97

84

green

122.75

2.71

123

49.28

3.22

49

4.64

2.30

5

blue

11.49

5.73

11

120.73

4.35

121

38.75

4.51

39

Red

Green

Blue

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

27.84

1.28

28

31.77

1.84

32

11.40

1.14

11

red

73.19

2.40

73

2.80

2.08

3

10.33

1.85

10

green

8.38

2.01

8

47.36

2.68

47

4.10

1.98

4

blue

9.02

4.31

9

27.65

4.70

28

52.18

4.24

53

Grey circle

Face

background

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

70.57

1.92

71

104.80

13.29

106

129.16

2.21

129

red

74.83

2.74

75

129.37

9.90

131

137.22

2.75

137

green

67.55

2.85

68

96.22

14.81

97

124.92

2.83

125

blue

75.03

4.47

75

84.47

16.35

86

129.47

4.15

130

ISO80 (UV filter)

Yellow

Cyan

Magenta

f2.4,1/50

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

141.50

2.25

142

55.45

1.92

55

41.53

1.60

42

red

172.46

2.71

173

5.07

2.75

5

106.15

2.83

106

green

149.11

2.64

149

64.06

2.91

64

6.73

2.48

7

blue

15.62

7.86

15

145.59

3.68

146

50.85

4.27

51

Red

Green

Blue

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

36.07

1.53

36

41.61

2.06

42

15.55

1.43

16

red

93.34

2.71

93

3.87

2.48

4

14.32

2.09

14

green

11.51

2.36

11

61.91

2.83

62

6.48

2.42

6

blue

12.04

4.72

12

36.39

5.05

36

66.49

4.40

66

Grey circle

Face

background

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

90.42

1.43

90

128.58

15.17

130

155.25

1.99

155

red

95.68

2.44

96

155.64

10.88

158

164.23

2.62

164

green

87.10

2.31

87

119.57

16.95

121

150.91

2.62

151

blue

93.86

3.97

94

103.91

19.13

104

153.73

3.90

154

ISO80 (Pol filter)

Yellow

Cyan

Magenta

f2.4, 1/25

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

112.66

2.09

113

54.88

2.16

55

40.29

1.71

40

red

130.83

2.82

131

13.16

2.79

13

87.21

2.86

87

green

119.45

2.71

120

63.95

3.07

64

14.48

2.50

15

blue

27.12

4.98

27

118.84

4.14

119

50.09

4.39

50

Red

Green

Blue

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

34.20

1.41

34

42.62

2.29

43

20.92

1.50

21

red

75.98

2.66

76

11.51

2.87

11

18.74

2.57

19

green

16.64

2.10

74

59.11

3.20

59

14.37

2.52

14

blue

14.90

4.21

15

39.28

5.12

39

60.75

4.63

61

Grey circle

Face

background

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

64.35

2.18

64

95.61

12.53

97

119.38

2.08

119

Red

66.42

2.88

66

116.91

9.73

119

125.19

2.65

125

Green

62.44

3.01

62

88.09

13.80

89

116.19

2.81

116

Blue

68.82

4.49

69

78.40

15.31

78

120.54

4.54

No filter

Yellow

Cyan

Magenta

f2.4,1/40

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

160.63

3.25

161

67.05

2.42

67

49.87

2.41

50

red

192.13

3.44

193

8.20

4.42

8

124.41

5.49

126

green

170.31

3.71

171

78.65

3.32

79

9.71

3.09

10

blue

22.08

11.17

20

165.04

5.68

166

61.15

5.06

62

Red

Green

Blue

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

42.92

2.09

43

51.24

2.18

51

19.19

1.66

19

red

108.37

5.53

110

6.06

3.53

5

18.22

2.15

18

green

14.95

2.36

15

75.60

2.99

76

8.39

2.24

8

blue

14.79

4.52

15

44.61

4.86

45

78.71

6.74

80

Grey circle

Face

background

mean

stddev

median

mean

stddev

median

mean

stddev

median

lum

110.02

1.76

110

148.38

16.96

151

177.91

2.10

178

red

115.98

2.27

116

177.11

11.18

179

186.34

2.29

186

green

106.44

2.62

106

138.81

19.06

141

173.73

2.57

174

blue

112.77

4.01

113

122.15

22.58

124

176.40

3.17

176