C52500: Understanding lens thickness

he start of the noughties brought a change in fashion with reduced frame sizes, the resurgence in popularity of small rimless and half-rimless mounts and the demise of oversized frames. Some may consider that the dispensing world enjoyed a period of stability benefiting from the relative ease of dispensing smaller lighter frames without any major consideration of lens thickness. But, to coin a phrase, ‘what goes around comes around,’ and now oversized ‘funky’ frames are very much the on trend fashion statement that patients are looking for today.

Against this backdrop it is no wonder that many of us may be rusty when it comes to understanding lens thickness and the considerations required when dispensing lenses.