Pupillary Distance and Heights Featured

Introduction To Dispensing – Pupillary Distance & Heights

Measuring the correct pupillary distance and pupil heights for your customers is quintessential to proper optical dispensing. Get it right and your customers will love their new glasses, get it wrong and they will promptly be back to return their glasses. In this lesson, you will learn why are these measurements so important, as well … Continue reading Introduction To Dispensing – Pupillary Distance & Heights

Vertex Distance Conversion Chart Motherload - Featured

Vertex Distance Conversion Chart Motherload

If you're looking for a vertex distance conversion charts, you've found the motherload. Here you will find vertex distance conversion charts for single powers (i.e Sphere power only), as well as for astigmatism (Sphere + Cylinder combinations). Pdf versions of all the charts shown on this page are available on The Lost Contact's Downloads page.  … Continue reading Vertex Distance Conversion Chart Motherload

How To Convert A Glasses Prescription To Contact Lenses - featured

How To Convert A Glasses Prescription To Contact Lenses

Now that you know who can or can't wear contact lenses, it's time to get the contact lens fitting started. The first step is to determine the power of contact lenses needed for your patient. To do this so it is crucial to know how to convert a glasses prescription to contact lenses. Is A … Continue reading How To Convert A Glasses Prescription To Contact Lenses

Who Can Wear Contact Lenses

Knowing Who Can Wear Contact Lenses

Can everyone wear contact lenses? No. There are definitely some people who can't wear contact lenses, but in this article, I will discuss the kinds of people who can wear contact lenses. Not only that, but there are some people for whom contact lenses are the best option for their vision, and I will go … Continue reading Knowing Who Can Wear Contact Lenses

The Optics of the Eye Lesson 6 Emmetropia and Myopia Featured Image

The Optics of Vision – Lesson 6: Emmetropia & Myopia

Congratulations, you've made it to Lesson 6 where we're finally going to start talking about glasses! This lesson will focus mostly on nearsightedness but you will also learn about much lesser known 'condition' known as emmetropia. This lesson will continue to build on everything we've learned in Lessons 1-5. So if you haven't done so … Continue reading The Optics of Vision – Lesson 6: Emmetropia & Myopia