DFT DiFluid Coffee Refractometer

with app1

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Analyse your coffee precisely - and quickly test your extraction yield.  Works with a smartphone app for super easy use!

Combining multimodal sensing hardware, ultra-high precision optics and sophisticated algorithms to measure coffee concentration in seconds with a single click the DiFluid Coffee Refractometer is a precise, accurate and concise gadget for precisely analysing your coffee extractions and a valuable tool for all Baristas and home coffee enthusiasts.

The accompanying smartphone app (iOS or Android) quickly and easily pairs with the device and assists with all aspects of usage - including calibration, measurement and extraction calculation - as well as giving you the ability to save and share measurements.

We've been using the DiFluid refractometer at Shades of Coffee, and really like the ease of use, flexibility, accuracy and precision that it offers - and we're frequently using it to gauge our espresso extractions.


The DiFluid Coffee Refractometer is:

Exact - Precision ±0.03%, resolution 0.01%, Coffee extraction range 0-26%

Fast - Measurement response time of 2-4s

Smart - In-app guidance for extraction and data export

Compact - highly portable, and only 24 grams with a coverless design

Resilient - Dust, drop, and IP67 water resistant

Compensating - Air temp. compensation between  5-45 ℃ (41-113℉)

Rechargeable - 30 day battery life, type-C connection, 350mAh battery - charge cable provided


Shades of Coffee is an official reseller of DiFluid Coffee Reafractometers


PLEASE NOTE that shipping of the DiFluid Refractometer is only possible by Courier services - not tracked mail.

This product contains:

  • DiFluid Coffee Refractometer (84mm x 23mm x 14.5mm, 24g)
  • 2 x pipettes
  • Prism cleaning cloth
  • Carry bag
  • Carry strap
  • Enclosed in DiFluid branded packaging box

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