KevinL Senior Member Joined Jun 27, 2017 Messages 228 Reaction score 139 Location Warrenville IL Feb 4, 2019 #21 This might not be your case but I've gotten cloudy refractometer readings when I've got a bubble or two on the glass. They clear up when I get rid of them.
This might not be your case but I've gotten cloudy refractometer readings when I've got a bubble or two on the glass. They clear up when I get rid of them.