Comprised of a transparent plate with small circular chambers
Each chamber contains an iron rod; each functions independently as a plotting compass
Gagnetic Induction Line Demo Board is an excellent tool for viewing magnetic fields
Transparent-- Suitable for overhead projectors

Physics School Lab Equipment Suppliers in India 

Ltekonline are the manufacturers of Gagnetic Induction Line Demo Board Electromagnetic Lab used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Physics Lab Experiments for Engineering Teaching Lab in Universities