Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Rotating reflector assembly as a core element of the derotator. Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE

Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Complete experimental setup. Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE

Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Trajectory of all points on the measured object in the image plane. Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE

Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Simple to be measured object, aluminum, diameter 220 mm, beamless white, two black markers of different sizes. Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE

Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Example of an image movement resulting from a miscalibration and the approximation of the Limacon of Pascal. Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE

Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Progress of the objective values f(p). The iteration points 2 to 5 are discussed in detail in the text. Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE

Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Movement of the optical image: (a) Zero position of the hexapod. (b–d) Iteration points 2 to 4. Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE

Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Results of the calibration procedure: (a) Homogenously distributed measured data. (b) Approximated ellipse. Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE

Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Convergence of the objective values of a second calibration from a different starting position achieving a different position p. Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE

Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Interchangeability of tiltings by shifts. Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE

Date of download: 6/27/2016 Copyright © 2016 SPIE. All rights reserved. Sensitivity of the parameters a, b approximating the elliptical path of the eccentric marker (averaged over three measurements). Figure Legend: From: Automated calibration of an optomechanical derotator using 6-axes parallel kinematics and industrial image processing algorithms Opt. Eng. 2014;53(10): doi: /1.OE