Presbyopia Correcting Articles & Analysis

1 articles found

How to Read an Eye Prescription

Sphere Often written as SPH, this is the lens power required and prescribed to correct either long-sightedness or near-sightedness. It is measured in the unit known as dioptres (D). ...

Jul. 23, 2021

BySafety Protection Glasses

Need help finding the right suppliers?Try XPRT Sourcing. Let the XPRTs do the work for you