Colour calibration using Datacolor

Bolton Digital Photographic Society owns a colour calibration kit, which can be used to calibrate monitors, projectors and printers This is available for use by members.
The supplier, Datacolor, has produced a series of excellent guides to various aspects of colour calibration, and you are advised to study these first before trying your own calibration.

Spyder5 Chapter 1 – Understanding Digital Colour

Spyder5 Chapter 2 – Taking Calibrated Photos

Spyder5 Chapter 3 – Monitor Calibration

Spyder5 Chapter 4 – Fine-tuning Monitors