1. Gently blow away the floating dust. If there is a lot of dust, it can be slowly blown off with compressed air.
2. Use a soft brush or special lens paper to gently wipe off the remaining particles.
3. Wet a cotton swab or lens paper in distilled water and wipe the lens surface, being careful not to leave scratches. For handprints or other oils, the following cleaning methods can be used:
①Kodak Mirror Cleaner
②Ethanol
③Industrial alcohol
Wipe the edge of the infrared thermometer lens with an alcohol swab, and wipe the infrared thermometer objective lens with lens tissue. When cleaning the lens, we should choose the appropriate method according to the needs and the actual situation, pay attention to the light action, use a soft and clean cloth, until the color of the surface of the lens is seen, and then put the lens in the air to cool and dry. Be careful not to dry the mirror to avoid scratches. If there is a coating on the lens, it can be scrubbed with ethane and then allowed to dry.