Resources
Understanding Eyeglass Prescription Transposition
The Essence of Transposition Transposing an eyeglass prescription involves converting the numerical values from one format to another, without altering the optical properties of the lens. This is particularly crucial when dealing with prescriptions that include astigmatism correction, as they can be written in either a plus cylinder or minus cylinder notation. Astigmatism and Prescription … <a href="https://opticaltraining.com/blog/understanding-eyeglass-prescription-transposition/">Continued</a>
Brianna Cuenca
Mastering Prentices Rule
Once it is found that either wanted or unwanted prism is present in any given lens and the direction of the base is determined, the power of the prism can then be calculated utilizing a simple formula called Prentice’s Rule. It is important to become familiar with Prentice’s Rule since it may be used as … <a href="https://opticaltraining.com/blog/mastering-prentices-rule/">Continued</a>
Brianna Cuenca
Ophthalmic Frames: Measurements and Markings
Frames: Measurements & Markings Frames may be measured using either one of two systems, the Datum System or the Boxing System. Datum System of Measurements When measuring an eye size using the datum system, an imaginary line is drawn through the middle of the eyewire both in the horizontal and vertical planes. The length of … <a href="https://opticaltraining.com/blog/ophthalmic-frames-measurements-markings/">Continued</a>
Brianna Cuenca
The What, Why, and How of Frame Adjustments
The Comprehensive Guide to Mastering Frame Adjust Ensuring a proper, personalized fit is paramount when it comes to eyeglasses. Every single frame must be meticulously adjusted and customized to the individual patient for optimal visual performance and comfort. As an eye care professional (ECP), navigating the nuances of frame adjustments is a critical skill that … <a href="https://opticaltraining.com/blog/the-what-why-and-how-of-frame-adjustments/">Continued</a>
Brianna Cuenca
Top Contact Lenses for Astigmatism: A Comprehensive Review
Astigmatism: A Brief Review Astigmatism is a common refractive error that is correctable through the use of eyeglasses, contact lenses, or surgery. If we think of the normal cornea as being essentially spherical in shape, when light enters the eye, it is refracted or “bent” evenly in all directions, resulting in a sharp point of … <a href="https://opticaltraining.com/blog/top-contact-lenses-for-astigmatism-a-comprehensive-review/">Continued</a>
Brianna Cuenca
Lens Form and Analysis
As opticians and vision professionals, understanding the intricate relationship between lens power and meridians is crucial for providing optimal visual solutions for our patients. By the end of this article, you will have a firm grasp of the principles governing lens power, enabling you to make informed decisions and deliver exceptional eyewear experiences. Power of … <a href="https://opticaltraining.com/blog/lens-form-analysis/">Continued</a>
Brianna Cuenca