10 years and counting

2012 marked 10 years of the microstepper

10 years of the microStepper

Electro-mechanical stage

The history of the electro-mechanical stepping stage

Electro-mechanical stepper

Developing PETROG

How PETROG is moving forward


Welsh slate

Recognition for Welsh slate

Welsh Slate

Replacing point counter

Replacing your old Swift automatic point counter

Replacing a point counter

Point counting

How point counting is used in geology.

Point Counting

Why choose CVS ?

Why choose Conwy Valley Systems ? Read about the PETROG development history.

Queen’s Award 2011

In 2011 Conwy Valley Systems was awarded the Queen’s Award for Enterprise : Innovation

Queens Award 2011

International Cement Review

Reprint of “Precision with point counting” from October 2021 issue


A collection of presentations that reference PETROG.”

Presentations Referencing PETROG

Trask sorting

Explanation of the Trask sorting co-efficient.

Trask sorting


PETROG is being used with ceramics.

Ceramics in Archaeology

Case study

Embarcadero have a case study on Conwy Valley Systems’ use of Delphi to build PETROG.

Delphi by Embarcadero

Cameras and PETROG

The use of microscope cameras with PETROG.

Cameras and PETROG

Research Papers

A collection of published papers that reference PETROG.”

Papers Referencing PETROG

Features and articles about PETROG and digital petrography in general

PETROG and digital petrography

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Conwy Valley Systems Limited,

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