| 1 | To introduce the basic technical terms, definitions and symbols in the profession of optician, |
| 2 | To give detailed information about lenses and their types, |
| 3 | To introduce nominal-effective diopters and vertex power advance of lenses, |
| 4 | To give information about the abbe values and reflection properties of lenses, |
| 5 | To give information about the effective power relation of the vertex distance, |
| 6 | To make the application of the opticism knowledge on the devices. |