# Refractometer

![Convert Brix to SG, or calculate fermented SG based on OG and Brix reading](https://559214094-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LEzhWP2LGeXaKgS2qr4%2F-LFRyl_P6JbL2o6antht%2F-LFRzK_rYuLY19uPaTFf%2Fimage.png?alt=media\&token=361ce74b-696d-4e23-b0a8-8e8db98eeb80)