It is a precision visual color comparator designed for the accurate grading of the color of oils, resins, and other transparent liquids according to the Gardner scale. This instrument features a 3-field viewing system, allowing simultaneous observation of the sample and two adjacent color standards, facilitating optimal color matching. Equipped with a tungsten-halogen light source, it ensures consistent illumination for precise color assessment. Ideal for quality control in industries such as petrochemicals, coatings, and lubricants.