cam30 = ID.Camera.from_file(filename3,1)
 print('Camera FOV of the first telescope of fits file.',
       'Returned, when only the camera data is read from the file:')
 print('{0:.2f}'.format(cam10.cam_fov))
 print('Rotate the Camera by 180 degree, i.e. the x- & y-positions will be',
       'rotated by 190 degree:')
 print('x-position of the camera before using the rotate method:')
 print(cam10.pix_posX)
 print('x-position of the camera after using the rotate method:')
 cam10.rotate(cam10,180*u.degree)
 print(cam10.pix_posX)
 print('FADC pulse shape over time of ASCII file')
 plt.plot(cam30.fadc_pulsshape[0],cam30.fadc_pulsshape[1],'+')
 plt.show()    
 print('----------------------------')
 
 print('Print imported camera data as a table:')
 table = CD.write_table(1,cam10.cam_class,cam10.pix_id[:1],cam10.pix_posX,
                        cam10.pix_posY,cam10.pix_area,cam10.pix_type)
 print(table)
 print('---------------------------')
 
 opt10 = ID.Optics.from_file(filename1,1)
 opt30 = ID.Optics.from_file(filename3,1)
 print('Mirror Area of the first telescope of fits file.',
       'Returned, when only the optics data is read from the file:')
 print('{0:.2f}'.format(opt10.mir_area))
 print('Mirror reflection over wavelength [nm]')
 plt.plot(opt30.mir_reflection[0].value,opt30.mir_reflection[1],'+')
 plt.show()
 print('----------------------------')
    print('Camera FOV of the first telescope of fits file.',
          'Returned, when only the camera data is read from the file:')
    print('{0:.2f}'.format(cam10.cam_fov))
    print('Rotate the Camera by 180 degree, i.e. the x- & y-positions will be',
          'rotated by 190 degree:')
    print('x-position of the camera before using the rotate method:')
    print(cam10.pix_posX)
    print('x-position of the camera after using the rotate method:')
    cam10.rotate(cam10, 180 * u.degree)
    print(cam10.pix_posX)
    print('FADC pulse shape over time of ASCII file')
    plt.plot(cam30.fadc_pulsshape[0], cam30.fadc_pulsshape[1], '+')
    plt.show()
    print('----------------------------')

    print('Print imported camera data as a table:')
    table = CD.write_table(1, cam10.cam_class, cam10.pix_id[:1],
                           cam10.pix_posX, cam10.pix_posY, cam10.pix_area,
                           cam10.pix_type)
    print(table)
    print('---------------------------')

    opt10 = ID.Optics.from_file(filename1, 1)
    opt30 = ID.Optics.from_file(filename3, 1)
    print('Mirror Area of the first telescope of fits file.',
          'Returned, when only the optics data is read from the file:')
    print('{0:.2f}'.format(opt10.mir_area))
    print('Mirror reflection over wavelength [nm]')
    plt.plot(opt30.mir_reflection[0].value, opt30.mir_reflection[1], '+')
    plt.show()
    print('----------------------------')