def METHOD_NAME(self, wavelength, power=None):
    """
    Setup the hardware to the defined settings
    """
    if power is None:
        power = self.light.power.range[-1]
    elif isinstance(power, numbers.Number):
        # Convert the power commandline argument float value into a list (to match light power type)
        power = [power]
    self.power = power
    # find the fitting wavelength for the light
    spectra = self.light.spectra.value
    band = fluo.find_best_band_for_dye(wavelength, spectra)
    wli = spectra.index(band)
    self._full_intensity = [0] * len(spectra)
    self._full_intensity[wli] = 1
    # Special CCD settings
    self.ccd.countConvert.value = 2  # photons
    self.ccd.countConvertWavelength.value = wavelength