Tom Eddershaw finds that, with new polymer banknotes entering circulation in various countries, colour imaging systems that offer extended sensitivity into the infrared and ultraviolet are needed to inspect the printed money
Rob Coppinger investigates what it takes to make an accurate colour reading, from software calibration to the colour sensors used
Greg Blackman investigates the complexities of imaging in colour
Technical progress and increased demand is seeing colour imaging advance from its established print inspection market to a host of other applications. Stephen Mounsey looks at the challenges of reproducing colours in machine vision
Colour inspection on the factory floor is finally coming of age, 147 years after the first colour image was taken. David Robson investigates why it took so long, and how machine vision suppliers are making up for lost time
Matthew Dale explores Industry 4.0 and machine vision’s role in the connected factories of the future
Surface-based matching in Halcon, from MVTec Software
Greg Blackman looks at the latest techniques to capture and analyse 3D image data
Keely Portway finds out how vision is being used to gather data about consumers
The preferred connector for version 2.0 is the micro-BNC. Credit: Active Silicon
Chris Beynon, Active Silicon’s CTO and technical chair for the CoaXPress standard, gives an update on what’s new in v2.0
Greg Blackman reports on new hyperspectral technology presented at the Photonex show in the UK, and how the imaging technique is being used for forestry and food sorting
