ITI Mechanic Lens/ Prism Grinding is a simple e-Book for ITI Lens/ Prism Grinding JOB Interview & Apprentice Exam. It contains objective questions with underlined & bold correct answers MCQ covering all topics including all about safety aspect related to the trade, basic fitting operations viz., making, filing, sawing, chiseling, drilling, tapping, grinding, Mirrors (glass mirror, furniture mirror, concave mirror, convex mirror etc.), Painting of glass, Polishing of Glass, and Periscope, Lens Format cutting machine, Lens Grinding machine, Curve generation, Grinding ,Smoothing, Polishing & Hand Polishing,Centering &Edging, Cementing of lenses, Fusion of Lenses, Anti reflection coatings to manufacture spectacles Lenses, Prism and other flat surfaces, Lens use of optical instruments and devicessuch as Telescope ,Microscope, Binoculars, Periscope, Range Finder, Theodolites,. Night Vision devices, Lensometer, Auto Refractometer, Slit lamp, Lens tray, Lens frame, optical refraction unit, Phoropter, Retinoscope and idea about optical aberrations. and lots more.
