Physics Instruments Co., was founded by Prof T.Krishnamurthi in the year 1959 to cater to the needs of educational institutions and research scholars. ( After his retirement in 1959 as Professor of Physics from Presidency College Madras )

Physics Instruments Co. has completed Sixty Five fruitful years of service to education and research.

Our range of products includes:

• Ultrasonic Interferometer For Velocity Measurement In Liquids, ( In Collaboration With CSIR-NPL, New Delhi )
• Electromagnets For Hall Effect Apparatus, Four Probe for resistivity measurements.
• Michelson Interferometer, Cornu’s Apparatus
• Laser And Fibre Optic Trainers,
• Regulated DC Power Supplies
• Decade Resistance And Capacitance Boxes
• And Other Electronic Trainer Kits For Educational Institutions.