Mr. B. Malakar founded Bishwanath Photo Engraving Works, in 1980. For more than two decades, we have been engaged in manufacturing and exporting of different optical& measuring instruments like reticles, lenses, prisms, stage micrometers, optical coatings, counting chambers, refractometers, sub assemblies for optical sights etc. Our determined approach has enabled us to produce equipment known for strength, pressure and quality opti ...  [ Click for details ]