def customSlider():
    limitSlider = QSlider(Qt.Horizontal)
    limitSlider.setMinimum(-3)
    limitSlider.setMaximum(3)
    limitSlider.setValue(1)
    limitSlider.setTickPosition(QSlider.TicksBothSides)
    limitSlider.setTickInterval(1)
    limitSlider.valueChanged.connect(lambda: valueChange(workspace))
    limitSlider.setStatusTip("Change axes limit")
    return limitSlider

workspace.xLimitSlider = customSlider()
workspace.yLimitSlider = customSlider()
workspace.zLimitSlider = customSlider()

workspace.meshDensityValue = QLabel(
    "Mesh Layers: " + str(workspace.axisRange[3]))
workspace.meshDensityValue.setStatusTip("Increment for a denser mesh in 3D plot")
workspace.meshDensity = QSpinBox()
workspace.meshDensity.setFixedSize(200, 30)
workspace.meshDensity.setRange(10, 75)
workspace.meshDensity.setValue(30)
workspace.meshDensity.valueChanged.connect(lambda: valueChange(workspace))
workspace.meshDensity.setStatusTip("Incrementing mesh density may affect performance")

refreshPlotterText = QLabel("Apply plotter settings")
refreshPlotter = QPushButton('Apply')
refreshPlotter.setFixedSize(200, 30)
refreshPlotter.clicked.connect(lambda: refreshPlot(workspace))
refreshPlotter.setStatusTip("Apply modified settings to plotter.")

axisPref = QSplitter(Qt.Vertical)
axisPref.addWidget(workspace.xLimitValue)
axisPref.addWidget(workspace.xLimitSlider)
axisPref.addWidget(workspace.yLimitValue)
axisPref.addWidget(workspace.yLimitSlider)
axisPref.addWidget(workspace.zLimitValue)
axisPref.addWidget(workspace.zLimitSlider)

plotSetPref = QSplitter(Qt.Vertical)
plotSetPref.addWidget(workspace.meshDensityValue)
plotSetPref.addWidget(workspace.meshDensity)
plotSetPref.addWidget(refreshPlotterText)
plotSetPref.addWidget(refreshPlotter)

prefLayout.addWidget(plotSetPref)
prefLayout.addWidget(axisPref)
prefLayout.setFixedWidth(400)

return prefLayout