Training course


Particle Size Analyzer: Laser diffraction

These trainings are held in France or at your location and are conducted in French or English.


  • Reference: PSA1
  • Dates:
    • March 10, 2020
  • Who should attend: Users of Laser Diffraction Analyzers LA 300, LA350, LA950, LA960 Analyzers
  • Duration: 1 day  (From 9 am to 5:30 pm)




    • Acquire theoretical and practical knowledge on the particle size analyzer
    • Learn how to optimize operating conditions for any sample



    Laser Diffraction Theory
    • Description of optical configuration & hardware
    • Fraunhofer and Mie theory
    • Refractive Index (RI) definition and optimization, mathematical data treatment
    • Results and interpretation (distribution base (volume, number, surface), description of typical statistical parameters (D10, D50, D90, Mode, std, D43….)

    Presentation of the unit with its different parts and accessories demonstrating associated applications.

    • Installation
    • Software description for quick handling
    • How to create SOP and check reference materials
    • How to create a standard SOP
    • Method (SOP) set up on customer samples

    Importance of sample preparation (sampling, sample predispersion)

    Choice of Analytical Conditions and Optimisation
    • Pump speed/stirrer speed (wet mode), Pressure / feeder vibration (dry mode)
    • Acquisition time
    • Concentration
    • Ultrasonics: internal/external use
    • Refractive index selection and optimization
    • Results interpretation (fit optimization, right size parameters selected regarding sample distribution, etc.)

    Data exportation and setup

    Specific software functions

    Hands-on with Common Samples such as:
    • Colored samples
    • Dense materials
    • Polydisperse & multimodal samples
    • Granulated formulations / friable samples
    • Emulsions

    Maintenance of First Level




Our trainers are experts in each technique. They will provide trainings advice and guidance to make the most of your HORIBA Scientific instrument. You will gain confidence and experience in the analysis of your samples.

Certificates are given to every attendee for every course.


Do you have any questions or requests? Use this form to contact our specialists.