CMOS Cleaning Solution 15mlCMOS Clean is a sensor cleaning solution that removes saliva stains and oil from the sensitive surface of a digital camera sensor. CMOS Clean is a proprietary solvent blend for cold wipe application used in sensor cleaning procedures. Saliva stains are the most common reason of the so called unknown stains especially on the sensor of mirrorless cameras since it is located close to the opening. Saliva can come to the sensor from regular coughing,