Brix Refractometer with ATC, Dual Scale - Specific Gravity & Brix, Hydrometer in Wine Making and Beer Brewing, Homebrew Kit

Can i use this to test the sugar content of my homegrown fruits and vegetables?

can I use this for melases ? and how to use ?

can this be used for maple syrup

I can't see the blue field when testing honey, only when using water for calibrating. With honey it gives a fuzzy blue space with no definition. Help?