This article was taken from a study by AAA Foundation for Traffic Safety. It is reproduced in full. Permission is granted for its posting, as stated in the report. Allentown Optical Corp. is adding the report to our web site in response to questions about night time driving, specifically glare problems. The article is in…
How many frames do I need? If you stock too many frames, you’ll tie up cash in inventory when it might be put to better use elsewhere. Too few frames? You’ll lose business due to poor selection. Although some practitioners recommend a formula based on the size of your optical – one frame per square…
EDUCATING THE OPTICIAN Apprenticeship versus Formal Education Originally Opticians in this country and across the world were trained via apprenticeship, as were most professions. Medicine, Law (Abraham Lincoln was an example) and many others were trained via a structured apprenticeship program, in which the apprentice was almost an indentured servant to the master. This type…
Lens Materials High Index Lenses Don’t Let Your Glasses Weigh You Down — Choose High Index Lenses High index lenses are chosen for their lightweight comfort and attractiveness. High index lens materials are lighter in weight and thinner than their regular glass or plastic counterparts. The benefit is that if you have a strong prescription,…
ASPHERIC LENSES Ever since aspheric lenses were introduced for conventional prescriptions in 1989, Eyecare Business has been covering this rapidly growing category. For 40 years prior to that time, aspheric lenses had represented the most complex lens design for eyeglasses a design that was limited to the post-cataract field. The cosmetic and visual advantages for…
This is Stephen’s Quintet, A compact group of galaxies, discovered about 130 years ago, located about 280 million light years from Earth Beautiful Chaos | Universe Today
1. Choose and Adjust Frame a. when choosing a frame be aware of your B measurement (frame depth) b. avoid frames that deeply cut away from the nasal (some aviator shapes) c. Adjust nose pads as if dispensing frame d. Adjust temples to straighten horizontal fit (leveling) e. Adjust frame to fit close to eye…
This is a very basic and simple approach to explaining aspheric lenses. They feature a different lens design than the standard spherical lens. To understand the aspheric concept, you have to consider two components of a lens that affect how light travels through the lens. The first is the index of refraction and secondly is…
Vitamin A – We all remember our mothers telling us to eat our carrots so we could have eyes like an eagle. Why did our mothers tell us this? What do carrots really do for us? Carrots contain a carotenoid called beta-carotene. Carotenoids are pigments in plants and animals that provide red and yellow color….
The Development of Opticianry In early times customers made their selection from a tray of eyeglasses which were already assembled and which contained standardized non-prescription lenses. Today, this same procedure is still followed in some novelty and drug stores where ready made reading glasses are selected from a display. As could be expected the practitioners…
