3nh adheres to “people-oriented, customer first, technological innovation, sustainable development” business philosophy to meet customer demand continuously, to create value for customers and to achieve win-win situation and common development.
● This colorimeter is a precise measuring instrument. Please avoid dramatic changes of external environment when measuring. These changes, including the flicker of surrounding light, the rapid change of temperature, will affect the measuring accuracy.
● Keep the instrument balanceable; make sure the measuring aperture cling to the test sample, and no shaking or shifting when measuring. Please prevent the colorimeter from fierce collision or crash.
● This instrument is not waterproof. Do not use it in high humidity environment or in water.
● Keep the colorimeter clean. Avoid dust, powder or solid particles entering the measuring aperture and the instrument.
● Replace the white calibration cover and put the colorimeter into instrument cabinet when not in use.
● Please take out the battery to prevent the colorimeter from damage if you don't use it for a long time.
● Please keep the colorimeter in a cool dry place.
● Any unauthorized changes to the colorimeter are not permitted, or it will affect the measuring accuracy, even cause irreversible damage.