sensor: sn0037

// focal length in millimeters
focal_length:  55.071

// principal point in millimeters
principal_point:  -.262 .16

// image size 
//
image_size: 4077.0 4092.0

// pixel size in millimeters
pixel_size:  0.009

// distortion values.  They can be in millimeters microns or pixels
// internally they will be converted to millimeters
//
// Two values.  The radial distance followed by the distortion amount.
// The radial distance must be in millimeters
// the distortion amounts can be in millimeters, pixels or microns.
//
d0: 1 -0.023
d1: 2 -0.181
d2: 3 -0.611
d3: 4 -1.448
d4: 5 -2.826
d5: 6 -4.88
d6: 7 -7.742
d7: 8 -11.542
d8: 9 -16.408
d9: 10 -22.463
d10: 11 -29.825
d11: 12 -38.607
d12: 12 -48.910
d13: 14 -60.827
d14: 15 -74.434
d15: 16 -89.794
d16: 17 -106.946
d17: 18 -125.906
d18: 19 -146.663
d19: 20 -169.168
d20: 21 -193.335
d21: 22 -219.031
d22: 23 -246.070
d23: 24 -274.206
d24: 25 -303.122
d25: 26 -332.427

// Specifies the units of the distortion values.  Note the distances must be in
// millimeters
//
//  can be:
//         millimeters
//         microns
//
distortion_units: microns