Table 3 Comparison of agreement between images observed under crossed Nicols (Six angles in red channel) and retardance in three colored channels.

From: Shadowless amyloid imaging with quantitative birefringence contrast

 

PI(0°)

PI(30°)

PI(60°)

PI(90°)

PI(120°)

PI(150°)

Re(B)

Re(G)

Re(R)

PI(0°)

1.00

0.40

0.36

0.70

0.32

0.31

0.56

0.57

0.60

PI(30°)

± 0.20

1.00

0.46

0.34

0.74

0.31

0.69

0.69

0.69

PI(60°)

± 0.12

± 0.10

1.00

0.43

0.44

0.72

0.68

0.68

0.70

PI(90°)

± 0.10

± 0.20

± 0.13

1.00

0.38

0.43

0.64

0.67

0.67

PI(120°)

± 0.21

± 0.08

± 0.10

± 0.21

1.00

0.43

0.73

0.71

0.71

PI(150°)

± 0.12

± 0.11

± 0.06

± 0.13

± 0.11

1.00

0.66

0.66

0.69

Re(B)

± 0.13

± 0.10

± 0.09

± 0.08

± 0.07

± 0.10

1.00

0.96

0.95

Re(G)

± 0.11

± 0.08

± 0.07

± 0.07

± 0.06

± 0.08

± 0.01

1.00

0.97

Re(R)

± 0.10

± 0.09

± 0.08

± 0.07

± 0.07

± 0.09

± 0.01

± 0.01

1.00

  1. Note: In this table, ‘PI’ stands for Polarization Image, and the values in parentheses indicate the angle at which the measurement was taken. ‘Re’ represents retardance, with the values in parentheses denoting the blue, green, and red channels, respectively.