Many people who use lenses with an anti-reflective coating would wholeheartedly agree that they are worth every cent. Anti-reflective lenses make use of metallic oxides that coat lens surfaces and help to reduce annoying reflections.
A-R coatings also help to improve optical quality by reducing ghost images and light reflections that are both irritating and distracting. The clear appearance that A-R coatings give makes the process particularly popular among TV personalities.