@@ -1866,7 +1866,7 @@ def drag_pan(self, button, key, x, y):
         R = -R / self._box_aspect * self._dist
         duvw_projected = R.T @ np.array([du, dv, dw])
 
-        # Calculate pan distance in transformed coordinates for non-linear scale handling
+        # Calculate pan distance in transformed coordinates for non-linear scales
         minx, maxx, miny, maxy, minz, maxz = self._get_scaled_limits()
         dx = (maxx - minx) * duvw_projected[0]
         dy = (maxy - miny) * duvw_projected[1]
@@ -2020,7 +2020,7 @@ def _get_w_centers_ranges(self):
         For non-linear scales (log, symlog, etc.), centers and ranges are
         computed in transformed coordinates to ensure uniform zoom/pan behavior.
         """
-        # Get limits in transformed coordinates for proper zoom/pan with non-linear scales
+        # Get limits in transformed coordinates for non-linear scale zoom/pan
         minx, maxx, miny, maxy, minz, maxz = self._get_scaled_limits()
         cx = (maxx + minx)/2
         cy = (maxy + miny)/2
 
@@ -2818,7 +2818,7 @@ def _make_triangulation_data():
     return x, y, z
 
 
-@mpl3d_image_comparison(['scale3d_lines_log.png'], style='mpl20')
+@mpl3d_image_comparison(['scale3d_lines_log.png'], style='mpl20', tol=0.03)
 def test_scale3d_lines_log():
     """Test Line3D and Line3DCollection with log scale (plot, wireframe)."""
     fig = plt.figure()
@@ -2878,7 +2878,7 @@ def test_scale3d_bar3d_log():
     ax.set(xscale='log', yscale='log', zscale='log')
 
 
-@mpl3d_image_comparison(['scale3d_contour_log.png'], style='mpl20')
+@mpl3d_image_comparison(['scale3d_contour_log.png'], style='mpl20', tol=0.03)
 def test_scale3d_contour_log():
     """Test contour and contourf with log scale."""
     fig = plt.figure()
@@ -2895,7 +2895,7 @@ def test_scale3d_contour_log():
     ax2.set(xscale='log', yscale='log', zscale='log')
 
 
-@mpl3d_image_comparison(['scale3d_stem_quiver_log.png'], style='mpl20')
+@mpl3d_image_comparison(['scale3d_stem_quiver_log.png'], style='mpl20', tol=0.03)
 def test_scale3d_stem_quiver_log():
     """Test stem and quiver with log scale."""
     fig = plt.figure()