Hello: Having taught and researched the classical geometry of optical systems for a number of years, I am currently preparing some new nomograms/nomographs for publication, these in the area of multi-mirror/lens systems [ e.g. kaleidoscopes]. I would be very interested to discuss similar work.
Philip Bradfield MA MSc MInstP CPhys FHEA lately Senior Lecturer (Physics and Computer Science),
University of Wolverhampton
Dunfermline, Fife, Scotland