return new QuantumDef(family, pixelType, curveCoefficient, cdStart, cdEnd, bitResolution);
return new QuantumDef(pixelType, cdStart, cdEnd, bitResolution, noiseReduction);
	QuantumDef copy()	{			return new QuantumDef(family, pixelType, curveCoefficient,                                cdStart, cdEnd, bitResolution);	}