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Spectrometer: Hamamatsu C11708MA
Range: 640-1050 nm
Spectral Sample Size: 2.3 nm
Spectral Resolution: 20 nm (FWHM) maximum
Light Source: Halogen Tungsten Lamp with gold reflector
Lens: Fused silica coated to enhance NIR
Shutter: White painted reference standard
Display: Sunlight visible transflective LCD screen with backlight

PC Interface: Wi-Fi
Data Recorded: Raw data, reflectance, absorbance, first derivative second derivative, GPS coordinates, Date, Time
Measurement: Dry matter & Brix
Power Source: Removable 3400 milliamp hour lithium-ion batteries
Battery Life: 500+ measurements
Body: Heavy-duty powder coated aluminum body
Dimensions: 7.1″ x 4.75″W, 1.75″ thick
Weight: 1.05 kg

Mango Quality Meter- 5 Minutes Product Demo

Using state-of-the-art NIR (near infrared) technology, the F-751 Mango Quality Meter precisely and non-destructively measures dry matter, and brix the mango’s key quality and ripeness indicators.

Demostración del Medidor de Calidad de Mango

This enables growers to accurately predict their crop harvest dates, reducing guesswork and minimizing spoilage, while increasing harvest predictability.

Mango Quality Meter Webinar – Dry Matter and Brix Measurments in Seconds

Model built with Tommy K, Ataulfo(also known as Champagne, Honey or Adolfo), Kent, Calypso, Keitt, and Honey Gold varieties.

Current Version

FirmwareUpdate+FelixMangoApp (April 2022)


MangoModel_V2 (June 2019)


Data Viewer Installer v1.2.0.76 (May 2019)


  • Does this product come with a warranty?

  • All devices from Felix Instruments – Applied Food Science come with a 12- month warranty at the point of sale. The warranty covers repairing and replacing defective parts of the instrument that were manufactured directly by Felix Instruments. The warranty does not cover wear and tear, neglect, misuse, accident, or excessive deterioration. Further, unauthorized repair and alteration by an unauthorized party voids the warranty. More information can be found in the operation manual of your instrument.

  • Is the Mango Quality Meter waterproof?

  • The Mango Quality Meter is not designed to be waterproof and should not be used underwater. The Mango Quality Meter is designed to be water-resistant. Use in light rain is fine, however, there are electronics inside of the Mango Quality Meter that can be damaged from water entering the instrument, so it is not recommended to use the Mango Quality Meter during heavy rainfall.

  • What are the operating conditions of this product?

  • The recommended operating temperature range for the Mango Quality Meter is 0 – 50° Celsius.

  • Do I need to build my own mango model?

  • No! The Mango Quality Meter is preloaded with a robust chemometric model and fully calibrated when it leaves out production facility.

  • What varieties were used to build the mango model?

  • The robust mango model included on the Mango Quality Meter was built using data from Tommy Atkins, Ataulfo (a.k.a. Champagne, Honey, or Adolfo), Kent, Calypso, and Keitt mangoes.

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