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Table 1 Summary of known parameters available in the original software of the Corvis tonometer and new parameters measured in the described software

From: Open source software for the analysis of corneal deformation parameters on the images from the Corvis tonometer

Parameter

Corvis software V 1.00r24

Manuscript Koprowski [ 21 ]

Manuscript Koprowski [ 22 ]

Manuscript Koprowski [ 23 ]

Manuscript Koprowski [ 24 ]

Manuscript Koprowski [ 25 ]

Software described in this paper

Intraocular pressure (IOP)

*

      

Pachymetry

*

      

Applanation 1 time

*

   

*

 

*

Applanation 1 length

*

   

*

 

*

Applanation 1 velocity

*

      

Applanation 2 time

*

   

*

 

*

Applanation 2 length

*

   

*

 

*

Applanation 2 velocity

*

      

Highest concavity time

*

   

*

 

*

Peak distance

*

     

*

Radius deformation

*

   

*

 

*

Maximum deformation amplitude (eye ball and cornea)

*

   

*

 

*

Corneal length changes

 

*

  

*

 

*

Ratio - amplitude changes/corneal deformation length

 

*

  

*

 

*

Ratio - corneal reaction/corneal static position

 

*

  

*

 

*

Maximum amplitude of the eyeball reaction

 

*

    

*

Maximum amplitude for the frequency >100 Hz

 

*

   

*

*

Time cornea deformations >100 Hz

 

*

   

*

*

Distinction between the left and right eye

  

*

*

   

Asymmetry in the work of muscles - left or right eye

  

*

*

  

*

Absolute of the cornea reaction

  

*

   

*

Scleral reaction asymmetry

  

*

   

*

Median filtering of deformation

 

*

*

*

*

*

*

3D visualization of corneal deformation

 

*

*

*

*

 

*

3D visualization of the eyeball response

 

*

*

*

*

 

*

Repeatability analysis of corneal deformation f > 100 Hz

     

*