While the technical definition of an optician is: a maker of or dealer in optical items and instruments a person who reads prescriptions for visual correction, orders lenses, and dispenses eyeglasses and contact lenses The elaboration of these simple definitions most often also include: repair, adjust and furnish eyewear logistical and preferential frame selection knowledge of lens designs and how to measure to serve the need understand and interpret vision benefits to apply toward eyewear both customer service and sales may work in a retail or medical facility often multi-tasks with additional tasks at the front desk, billing, merchandising, inventory