How Do You Turn Off the Backlight in a Palm Abbe Refractometer?

ou can shut off the backlight option in the Palm Abbe digital refractometer by doing the following: 1. Turn the refractometer on by pressing and releasing the button. 2. Press and release the button until the display reads “LCD-Light?” / “[GO] NO.” 3. Press the Button to select “NO,” and the backlight will not come on again until reactivated.

For more information about refractometer care, maintenance, and troubleshooting, please see the following page

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