Difference between revisions of "Camera Calibration Targets"

From BoofCV
(Created page with "{| class="wikitable" |+Printable Calibration Targetrs !Link !Target Type !Paper Size !Shape !Square/Circle Size |- |File:Calib_target_chess_small.png|60px|link=http://boofcv...")
 
m
Line 44: Line 44:
 
|}
 
|}
  
Square Grid patterns above have a 1 to 1 ratio between black squares and space between.
+
* Shape for chessboard includes black and white squares
 +
* Shape for square grid is only the black squares
 +
* Square Grid patterns above have a 1 to 1 ratio between black squares and space between.
 +
 
 +
<br>
 +
 
 +
<center>
 +
'''WHEN PRINTING THE CALIBRATION GRID MAKE SURE YOUR PRINTER DOES NOT RESCALE THE DOCUMENTS!'''<br>
 +
'''Failure to do so will cause intrinsic parameters to be off by a scale-factor.'''
 +
'''Measure with a ruler to make sure each square is 30mm wide'''
 +
</center>

Revision as of 06:26, 8 June 2016

Printable Calibration Targetrs
Link Target Type Paper Size Shape Square/Circle Size
60px Chessboard Letter 5 by 7 30mm
Link Chessboard A4 5 by 8 30mm
Link Chessboard A1 8 by 12 60mm
60px Square Grid Letter 3 by 4 30mm
Link Square Grid A4 3 by 5 30mm
Link Square Grid A1 4 by 6 60mm
  • Shape for chessboard includes black and white squares
  • Shape for square grid is only the black squares
  • Square Grid patterns above have a 1 to 1 ratio between black squares and space between.


WHEN PRINTING THE CALIBRATION GRID MAKE SURE YOUR PRINTER DOES NOT RESCALE THE DOCUMENTS!
Failure to do so will cause intrinsic parameters to be off by a scale-factor. Measure with a ruler to make sure each square is 30mm wide