Profile Projector
Having 200mm dia rotatable screen with vernier reading of 1 minute scale. Halogen bulb (12v 100w) with solid state variable light control built in transformer workable on 220V AC main. Stage X-Y movement on ball bearing slides. Having Micrometer (50mm dia) L.C.01 or 0.005mm fixed magnification 10x or 20x.. Having transmitted light in card board box.
